Tuesday, 30 May 2017

Light-matter interaction detected in single layer of atoms

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Researchers have pioneered a way to detect the interaction of light and matter on a single layer of atoms. It's the first demonstration of an elastic scattering, near-field experiment performed on a single layer of atoms.
via Science Daily

Do stars fall quietly into black holes, or crash into something utterly unknown?

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Astronomers at The University of Texas at Austin and Harvard University have put a basic principle of black holes to the test, showing that matter completely vanishes when pulled in. Their results constitute another successful test for Albert Einstein's General Theory of Relativity.
via Science Daily
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'Halos' discovered on Mars widen time frame for potential life

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Lighter-toned bedrock that surrounds fractures and comprises high concentrations of silica--called "halos"--has been found in Gale crater on Mars, indicating that the planet had liquid water much longer than previously believed.
via Science Daily
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Relax on Kepler 16b vacation advert space tourism Poster

Relax on Kepler 16b vacation advert space tourism Poster
A wonderful, retro-style advert in an art-nouveau tradition. Kepler-16b orbits a pair of stars. Depicted here as a terrestrial planet, Kepler-16b might also be a gas giant like…


New method of characterizing graphene

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Scientists have developed a new method of characterizing graphene's properties without applying disruptive electrical contacts, allowing them to investigate both the resistance and quantum capacitance of graphene and other two-dimensional materials.
via Science Daily

A Kalahari Sky

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You wake up in the Kalahari Desert in Botswana, Africa. You go outside your tent, set up your camera, and take long exposures of the land and sky. What might you see? Besides a lot of blowing dust and the occasional acacia tree, you might catch many sky wonders. Pictured in 2015 September, sky highlights include the central band of our Milky Way Galaxy, the Pleiades Star Cluster, Barnard's Loop, and both the Large and Small Magellanic Clouds, to name just a few. Although most of these faded in the morning light, they were quickly replaced by a partial eclipse of the Sun.

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Cygnus Loop Nebula outer space picture Bandana

Cygnus Loop Nebula outer space picture Bandana
Galaxies, Stars and Nebulae series: Taken by NASA's Galaxy Evolution Explorer, this brightly ultraviolet image of the Cygnus Loop nebula lies about 1,500 light-years away. It…