Darkened varnish obscures Goya’s signature in a 1771 masterpiece, according to a new analysis using terahertz waves
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![]() Darkened varnish obscures Goya’s signature in a 1771 masterpiece, according to a new analysis using terahertz waves No comment yet.
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![]() Elaborate nanostructures blossom from a chemical reaction perfected at Harvard
![]() Engineers combine layers of flexible electronics and pressure sensors to create a wearable heart monitor thinner than a dollar bill. The skin-like device could one day provide doctors with a safer way to check the condition of a patient's heart.
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From
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Chris Hadfield has returned from the International Space Station, bringing with him hopes that the strong new links he forged with earthlings - including more than 887,000 Twitter followers - will help ensure a stronger future for Canada in space.
Alice O'Brien's curator insight,
May 18, 2013 6:59 PM
Two years in the making, he made it all feel natural and off the cuff.
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Robert T. Preston's curator insight,
June 2, 2013 2:14 PM
The North Pole is on the move (by centimeters a year).
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![]() Main Point: Researchers have found that the immune system of the women declines more slowly than men and this could be one of the reasons for the longer life of women - at least in Japan.
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Bees could build flat honeycombs from just three shapes: squares, triangles or hexagons. But for some reason, bees choose hexagons. Always "perfect" hexagons. Why?
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![]() At our May 13, 2013 Science at the Theater event, seven Berkeley Lab scientists presented seven BIG ideas in eight minutes each (give or take a few minutes). Watch this fast-paced video going to learn about the game-changing concepts our scientists work on every day.
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![]() Biologist Deborah M. Gordon's decades-long study of collective behavior in harvester ant colonies has provided a rare real-time look at natural selection at work.
Sakis Koukouvis's insight:
In ancient Greece, the city-states that waited until their own harvest was in before attacking and destroying a rival community's crops often experienced better long-term success.It turns out that ant colonies that show similar selectivity when gathering food yield a similar result.
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Sakis Koukouvis's insight:
Researchers are testing a helmet-like device that uses wireless signals to instantly diagnose brain swelling and bleeding.
BEST-CAEXI 's curator insight,
May 15, 2013 5:11 PM
Casque sans fil détecte une hémorragie cérébrale
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Sakis Koukouvis's insight:
Deeper voices manage larger companies and make more money.
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Sakis Koukouvis's insight:
Making a decision by yourself can be hard, and this is why we created Ahoona.
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![]() In the mid-2000s, David Markovitz, a scientist at the University of Michigan, and his colleagues took a look at the blood of people infected with HIV. Human immunodeficiency viruses kill their host...
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Sakis Koukouvis's insight:
Today we announced Hangouts, a big improvement to Google’s real-time communication services. Instead of different versions of chat, video chat and calling across Google products, Hangouts gives you one consistent way to connect with the people you care about. |