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Sunday, May 15, 2016

Amazing infrared pictures show Hull and East Riding as you’ve never seen it before

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This stunning collection of images show Hull and the East Riding as you have never seen it before.

The images have been shot using infrared photography, creating a unique, distinguished look to them.

The brain-child behind the collection is Hull born Christopher Story who began photographing the area two years ago.

An artist by trade, Christopher, 50, has always been fascinated by infrared photography and particularly enjoys taking pictures of churches and castles.

Take a look at the video below to view the images.

Christopher said: "For those that don't know what infrared is its non-visible light. It's a spectrum which is just outside our perception and my camera has been converted to read infrared.

"Usually the foliage in pictures will go white and the sky will go black. It's often known as the paranormal wavelength."

More news: What happened at Hull's most haunted house

His biggest inspiration Simon Marsden, who is best known for his work taking black and white photos of haunted houses all over Europe.

Like Simon, Christopher is also a fan of all things paranormal and regularly goes on ghost hunts.

Christopher said: "I have a passion for photographing stately homes, churches and castles - predominantly ones that are haunted.

"I really do love churches because they're very peaceful places to be. People think they're very creepy but they're not really."

Christopher, who now lives in Preston, used to work as a guitar teacher in Hull city centre and says that the place will always have a place in his heart.

"Spurn point is my absolute favourite place in the whole world, I just love it."

From his experiences photographing the area, Christopher has found that the East Riding is home to a wealth of churches and old priories. He says that most people are completely unaware of them, he even plans to create a book to show them off.

"I don't think many people know about all of these places, so I'd love to create something that will show them off.

"I've been talking to lots of local vicars about it and they'd love to see it happen."

But it's not just buildings that Christopher likes to photograph. Most recently, he has taken some aerial pictures of the East Riding, including a particularly impressive shot of Spurn Point, Hull which was shot from his friend's propeller plane.

He said: "I only went up in a plane a couple of weeks ago and I'm absolutely petrified of flying.

"To get a good shot you have to open a small window because you don't want to get any reflection.

"It was absolutely freezing but it was worth it even though we had to circle it a couple of times."

Christopher has also taken aerial view pictures of Hull and Hedon.


Source: Amazing infrared pictures show Hull and East Riding as you've never seen it before

Friday, May 13, 2016

High school student building drone to help farmers

KEARNEY, Neb. — Evan Palmer has sky high ambitions. A sophomore at Amherst High School, Palmer is building a fixed-wing drone to help farmers improve crop production.

The project began after Palmer applied for and received a $1,000 grant from Nebraska Farm Bureau to build the unmanned aerial vehicle. He also attracted other sponsors who have contributed to the cost of designing and building his drone.

Palmer then began looking at online forums to understand how to build the drone and to determine parts he would need. "I started to get a basic idea of what I needed for the drone. From there, I started building a components list," he said.

Along the way, Palmer also learned how to use the 3D printer at Amherst High School to fashion some of the parts needed for his project.

He looked into flight systems, cameras and 3D mapping software for his project. He also researched fixed-wing and quadcopter style drones, settling on the fixed wing.

"I chose the fixed wing because it will be able to cover a larger area in less time," Palmer explained.

He chose a normalized difference vegetation index imaging system, which relies on infrared photos of crops to show their health.

Photos taken by a drone, using that NDVI system, can be stitched together into a 3D model using software called DroneDeploy. The software was donated to Palmer by the manufacturer.

The 3D model, mapped from drone photos, will show farmers issues with their crops such as water runoff and plant health.

"On the ground they aren't able to see all of these different spots. So when they have this map of the field, they can view firsthand what the issues are in their fields," Palmer said.

He envisions his drone being used by farmers to check crop health and make decisions accordingly. "This will help them save money, because they can make the decision through precision agriculture," Palmer explained.

Although drones are commonly used by the military and in other industries such as construction and entertainment, Palmer sees a lot of potential for drones in agriculture.

"I think that as the drone business develops more, you'll begin to see that agriculture is the primary use for it," he said. "With the new software that we're using, it's really providing large benefits to farmers."

With his project nearing completion, Palmer said that he plans to make a maiden flight of his drone in late March.

The high school sophomore already has a goal to create a business from his handiwork by flying the drone over fields and providing crop imaging data to farmers.

Palmer plans to continue his interest in drones after high school. He's interested in the unmanned aerial system program offered at Kansas State University.

He added that he would be interested in becoming a drone pilot or entering aerospace engineering.

———

Information from: Kearney Hub, http://www.kearneyhub.com/

An AP Member Exchange shared by the Kearney Hub


Source: High school student building drone to help farmers

Optical Liquid Level Sensor Market Growth, Trends and Value Chain 2015-2025 by FMI

Optical liquid level sensor is a contact-type sensor used for point level sensing of organic, corrosive and aqueous liquids that exhibits upper free surfaces. Optical liquid level sensor works on principle of optical reflection and detects change in transmission of light emitted from light emitting diode (LED) mounted on infrared LED and infrared photo detector. Based on the presence or absence of liquid, change in transmission is sensed. Optical liquid level sensors are used to detect level of liquid-liquid interfaces and liquids with suspended solids. Optical liquid level sensors are comparatively Inexpensive as compared to other liquid sensing technologies.  Optical sensors can work only with in clean translucent to transparent liquids. Optical liquid level sensors finds applications in Medical Laboratory, petrochemicals, Hydraulic Reservoirs, beverage systems etc. Depending upon applications, optical liquid level sensors with different specifications in terms of operating tem perature range, supply voltage range, current consumption, data rates etc. are used.

Global Optical Liquid level Sensor market Segmentation

Globally, Optical Liquid level Sensor market is segmented on the basis of applications and geography. Optical Liquid level Sensor has various applications in consumer sector, Oil & liquefied petroleum gas (LPG), Automotive & Transportation, Military, defence a& aerospace, Power & Manufacturing, Healthcare, chemicals, industrial usage and others.

Global Optical Liquid level Sensor market: Region-wise Outlook

Globally, The Optical Liquid level Sensor market is segmented on the basis of geography into seven regions ? North America, Latin America, Eastern Europe, Western Europe, Japan, Asia-Pacific and Middle East & Africa. The global Optical Liquid level Sensor market is expected to reflect a single digit CAGR over the forecast period. The market for optical liquid level sensors is quite niche and expected to gain more market due to its increasing applications for industrial use. At present, share contribution of North America is the highest in global Optical Liquid level Sensor market. Asia-Pacific region is expected to show dramatic adoption of Optical Liquid level Sensor for various applications in upcoming decade. Market in Latin America and Middle East & Africa are expected to show comparatively slow penetration.

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Global Optical Liquid level Sensor market: Drivers

The prominent factors which drives the global optical liquid level sensor market are technological advancements in optical liquid level sensors and increasing implantation of optical liquid sensors in industrial applications. Optical liquid level sensors offers numerous advantages as compared to other liquid level sensors. Optical liquid level sensors are compact and easy to maintain. They are generally unaffected by vapours, even at High Concentrations and have no moving parts.

On other hand, optical liquid levels sensors offers fixed level detection and its limited ON/OFF functionalities, limits its use in protecting from dry runs and overflows.

Tremendous opportunities lies in developing end user specific optical liquid level sensor component, modules and system solutions.

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Global Optical Liquid level Sensor market: Key Players

The Optical Liquid level Sensor market is highly competitive market, characterised by active presence of many big players. Honeywell International, Inc. (US), Siemens AG (Germany), Gems Sensors & Control Co. (US), OMEGA Engineering Inc. (US), and SST Sensing Ltd (UK) etc. among others are some of the top players in global Optical Liquid level Sensor market. Players in Optical Liquid level Sensor market are heavily investing on research and development followed by strategic collaborations with other players. The players in global optical liquid level sensor market are directing efforts to integrate optical liquid level sensor with communication system. For instance, Honeywell offers fiber optic sensors with Serial Real-time Communication System (SERCOS) liquid level sensors. Fully customized products which meet harsh environment demands are expected to drive the demand for optical liquid level sensors for wide range of emerging applications.


Source: Optical Liquid Level Sensor Market Growth, Trends and Value Chain 2015-2025 by FMI

Wednesday, May 11, 2016

NASA Outlines Mars Deal With SpaceX

NASA expects to spend "on the order of $30 million" helping SpaceX send a modified Dragon vehicle to the surface of Mars in the 2018 planetary launch window, but the entry, descent and landing (EDL) data alone that it may get in return would be a bargain at 10 times the ...

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Source: NASA Outlines Mars Deal With SpaceX

Solving the Mystery of Ancient Ink Origins

Photo A fragment of a third-century B.C. receipt from ancient Egypt. Credit Ancient Ink Laboratory

In ancient times, scribes churned out documents — love poems, prayers, lawsuits — for clients who were illiterate or too busy to write. Although reams of the texts survive on papyrus, bark and parchment, the ingredients of the inks remain a mystery. Scientists, archaeologists, curators, historians and conservators are collaborating on testing these writings and crumbs of ancient pigments to unlock the ink recipes.

At the Metropolitan Museum of Art, the conservator Yana van Dyke has been creating experimental inks from plant extracts, including oak galls, or swollen tissue on oak trees infested by wasps, to compare with those used on manuscripts. Hilary Becker, an assistant classics professor at the University of Mississippi who plans to join the faculty at Binghamton University in New York this f all, is completing a book titled "Commerce in Color," about the ancient Roman pigment trade.

The Ancient Ink Laboratory, a collaboration between Columbia University and New York University, is using nondestructive techniques like micro Raman spectroscopy, microscopy and infrared photography to scrutinize inks on documents. The lab is also studying fermentation residues from winemaking that may have gone into ancient ink mixtures and crusts found inside ancient inkwells at the University of Michigan's Kelsey Museum of Archaeology.

In poring over Roman texts, Ms. Becker has found references to indelible and invisible inks on the market, some of them highly valued, and complaints about adulterated ingredients and poor quality. In the fifth century, Roman law mandated that only emperors could write with prized purple ink made from charred seashells, for example. Anyone else who obtained this expensive dye would face the death penalty.

David Ratzan, the head librarian at N.Y.U.'s Institute for the Study of the Ancient World, said that no one is certain how soot and other charred ingredients in black inks were made and harvested. Pliny the Elder mentions that the "best kind" of black pigment "is adulterated with the soot from furnaces and baths, which is used for writing."

All this new scholarship could be useful for experts authenticating manuscripts and for conservators trying to stabilize documents damaged by corrosive inks. Extracts in the formulas may also indicate where tree species once flourished and help identify the trade routes for ink products.

"It's all part of a puzzle," Ms. van Dyke said.

A Connecticut Idyll

From the 1880s to the 1910s, the painter J. Alden Weir vacationed with fellow intellectuals in a sleepy corner of eastern Connecticut. At his home there in Windham, he sketched meadows bordered by picturesquely sagging fences and encroaching railroad lines and textile mills; his visitors included John Singer Sargent and Childe Hassam. Anne E. Dawson, an art history professor at Eastern Connecticut State University, has spent seven years tracking down documents and artworks for "A Good Summer's Work: J. Alden Weir, Connecticut Impressionist," opening on Saturday at the Lyman Allyn Art Museum in New London, Conn., and a book, "Rare Light: J. Alden Weir in Windham, Connecticut, 1882-1919," from Wesleyan University Press.

The Windham artists' colony has largely been forgotten, unlike some of its counterparts along the Connecticut coast and in the New York suburbs. Mr. Weir's other family home, in Wilton, Conn., is now the Weir Farm National Historic Site, and studio spaces there are still stocked with brushes, palettes and paints. In Windham, he worked in a converted shoe factory that has since been demolished; its weeded-over remains are not far from the Weir family's graves. His paintings of the area have often been mislabeled as scenes of the countryside around Wilton.

Ms. Dawson analyzed Mr. Weir's correspondence as well as family inventories. The artist sometimes adapted his natural surroundings in Windham to improve his compositions on canvas, shifting hill contours and adding hollyhocks and other plants. He called the technique "hollyhocking."

On May 20 and 21, Boyd Auctions in Portsmouth, N.H., will offer antiques passed down to Mr. Weir's descendants, including art supplies, paintings, letters and family photographs. Ms. Dawson said that she would document the material before it is dispersed.

Photo A glass facsimile of a sea creature known as Comatula mediterranea, made in Dresden, Germany, in 1885 by the glassmakers Leopold and Rudolf Blaschka. Credit Corning Museum of Glass Sea Creatures in Glass

Leopold and Rudolf Blaschka, a father-and-son team of Bohemian-born glassmakers based in Dresden, Germany, were known for bending wisps of glass into detailed models of flowers and marine life. In the late 1800s they supplied displays for schools, museums and aquariums while also making prosthetic glass eyes and lab equipment for export. After a few decades on view, the botanical and zoological pieces were often considered outdated; countless items ended up in storerooms, their petals shattered and tentacles snapped.

In recent months experts have been restoring the Blaschkas' glass minutiae in preparation for "Fragile Legacy: The Marine Invertebrate Glass Models of Leopold and Rudolf Blaschka," an exhibition opening on May 14 at the Corning Museum of Glass in Corning, N. Y. It will explore the Blaschkas' methods of reinforcing models with wires and glue, the their shipping crates and the surviving glass creations worldwide. Videos will show conservators repairing the antiques, many of which belong to Cornell University.

The curator of the Cornell holdings, Drew Harvell, a marine biologist, researched the contemporary fates of the creatures that were immortalized in glass for her recent climate-change-related book, "A Sea of Glass: Searching for the Blaschkas' Fragile Legacy in an Ocean at Risk" (University of California Press). She collaborated with the filmmaker David O. Brown on a documentary about the subject, "Fragile Legacy," and the team's footage of marine life depicted by the Blaschkas will be screened at the Corning Museum.

An exhibition of the photo grapher Guido Mocafico's close-ups of Blaschka sculptures runs through May 24 at Hamiltons Gallery in London. Harvard's Blaschka collections are the subject of a book due this fall, "Sea Creatures in Glass: The Blaschka Marine Animals at Harvard" (Harvard Museums/Scala), and a renovated display that reopens there on May 21.

Continue reading the main story
Source: Solving the Mystery of Ancient Ink Origins

Tuesday, May 10, 2016

Raspberry Pi gets 8MP cameras

Sony says Uncharted 4 copies stolen; Issues 'spoiler alert'

Dead body found in Apple's Cupertino HQ

Infosys invests in Trifacta

Encryption: Good or bad, the debate continues

Infosys announce partnership with KUKA Aktiengesellschaft

Meizu to launch M3 Note in India on May 11

Microsoft not ready to give up on Windows 10 Mobile yet

Slow networks hurting Apple growth in India: CEO Tim Cook

Apple says witnessing strong demand for iPhone SE


Source: Raspberry Pi gets 8MP cameras

Solving the Mystery of Ancient Ink Origins

Photo A fragment of a third-century B.C. receipt from ancient Egypt. Credit Ancient Ink Laboratory

In ancient times, scribes churned out documents — love poems, prayers, lawsuits — for clients who were illiterate or too busy to write. Although reams of the texts survive on papyrus, bark and parchment, the ingredients of the inks remain a mystery. Scientists, archaeologists, curators, historians and conservators are collaborating on testing these writings and crumbs of ancient pigments to unlock the ink recipes.

At the Metropolitan Museum of Art, the conservator Yana van Dyke has been creating experimental inks from plant extracts, including oak galls, or swollen tissue on oak trees infested by wasps, to compare with those used on manuscripts. Hilary Becker, an assistant classics professor at the University of Mississippi who plans to join the faculty at Binghamton University in New York this f all, is completing a book titled "Commerce in Color," about the ancient Roman pigment trade.

The Ancient Ink Laboratory, a collaboration between Columbia University and New York University, is using nondestructive techniques like micro Raman spectroscopy, microscopy and infrared photography to scrutinize inks on documents. The lab is also studying fermentation residues from winemaking that may have gone into ancient ink mixtures and crusts found inside ancient inkwells at the University of Michigan's Kelsey Museum of Archaeology.

In poring over Roman texts, Ms. Becker has found references to indelible and invisible inks on the market, some of them highly valued, and complaints about adulterated ingredients and poor quality. In the fifth century, Roman law mandated that only emperors could write with prized purple ink made from charred seashells, for example. Anyone else who obtained this expensive dye would face the death penalty.

David Ratzan, the head librarian at N.Y.U.'s Institute for the Study of the Ancient World, said that no one is certain how soot and other charred ingredients in black inks were made and harvested. Pliny the Elder mentions that the "best kind" of black pigment "is adulterated with the soot from furnaces and baths, which is used for writing."

All this new scholarship could be useful for experts authenticating manuscripts and for conservators trying to stabilize documents damaged by corrosive inks. Extracts in the formulas may also indicate where tree species once flourished and help identify the trade routes for ink products.

"It's all part of a puzzle," Ms. van Dyke said.

A Connecticut Idyll

From the 1880s to the 1910s, the painter J. Alden Weir vacationed with fellow intellectuals in a sleepy corner of eastern Connecticut. At his home there in Windham, he sketched meadows bordered by picturesquely sagging fences and encroaching railroad lines and textile mills; his visitors included John Singer Sargent and Childe Hassam. Anne E. Dawson, an art history professor at Eastern Connecticut State University, has spent seven years tracking down documents and artworks for "A Good Summer's Work: J. Alden Weir, Connecticut Impressionist," opening on Saturday at the Lyman Allyn Art Museum in New London, Conn., and a book, "Rare Light: J. Alden Weir in Windham, Connecticut, 1882-1919," from Wesleyan University Press.

The Windham artists' colony has largely been forgotten, unlike some of its counterparts along the Connecticut coast and in the New York suburbs. Mr. Weir's other family home, in Wilton, Conn., is now the Weir Farm National Historic Site, and studio spaces there are still stocked with brushes, palettes and paints. In Windham, he worked in a converted shoe factory that has since been demolished; its weeded-over remains are not far from the Weir family's graves. His paintings of the area have often been mislabeled as scenes of the countryside around Wilton.

Ms. Dawson analyzed Mr. Weir's correspondence as well as family inventories. The artist sometimes adapted his natural surroundings in Windham to improve his compositions on canvas, shifting hill contours and adding hollyhocks and other plants. He called the technique "hollyhocking."

On May 20 and 21, Boyd Auctions in Portsmouth, N.H., will offer antiques passed down to Mr. Weir's descendants, including art supplies, paintings, letters and family photographs. Ms. Dawson said that she would document the material before it is dispersed.

Photo A glass facsimile of a sea creature known as Comatula mediterranea, made in Dresden, Germany, in 1885 by the glassmakers Leopold and Rudolf Blaschka. Credit Corning Museum of Glass Sea Creatures in Glass

Leopold and Rudolf Blaschka, a father-and-son team of Bohemian-born glassmakers based in Dresden, Germany, were known for bending wisps of glass into detailed models of flowers and marine life. In the late 1800s they supplied displays for schools, museums and aquariums while also making prosthetic glass eyes and lab equipment for export. After a few decades on view, the botanical and zoological pieces were often considered outdated; countless items ended up in storerooms, their petals shattered and tentacles snapped.

In recent months experts have been restoring the Blaschkas' glass minutiae in preparation for "Fragile Legacy: The Marine Invertebrate Glass Models of Leopold and Rudolf Blaschka," an exhibition opening on May 14 at the Corning Museum of Glass in Corning, N. Y. It will explore the Blaschkas' methods of reinforcing models with wires and glue, the their shipping crates and the surviving glass creations worldwide. Videos will show conservators repairing the antiques, many of which belong to Cornell University.

The curator of the Cornell holdings, Drew Harvell, a marine biologist, researched the contemporary fates of the creatures that were immortalized in glass for her recent climate-change-related book, "A Sea of Glass: Searching for the Blaschkas' Fragile Legacy in an Ocean at Risk" (University of California Press). She collaborated with the filmmaker David O. Brown on a documentary about the subject, "Fragile Legacy," and the team's footage of marine life depicted by the Blaschkas will be screened at the Corning Museum.

An exhibition of the photo grapher Guido Mocafico's close-ups of Blaschka sculptures runs through May 24 at Hamiltons Gallery in London. Harvard's Blaschka collections are the subject of a book due this fall, "Sea Creatures in Glass: The Blaschka Marine Animals at Harvard" (Harvard Museums/Scala), and a renovated display that reopens there on May 21.

Continue reading the main story
Source: Solving the Mystery of Ancient Ink Origins