News tagged with visible light

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The human eye can see 'invisible' infrared light

Any science textbook will tell you we can't see infrared light. Like X-rays and radio waves, infrared light waves are outside the visual spectrum. But an international team of researchers co-led by scientists at Washington ...

dateDec 01, 2014 in Other
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The difficulties of cataloging dark nebulae

E. E. Barnard is an astronomer perhaps best known for measuring the proper motion of a faint red dwarf about six light years away, now known as Barnard's star. But Barnard was also a pioneer of astrophotography, and he did ...

dateOct 06, 2014 in Astronomy
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A nanosized hydrogen generator

( —Researchers at the US Department of Energy's (DOE) Argonne National Laboratory have created a small scale "hydrogen generator" that uses light and a two-dimensional graphene platform to boost production of the ...

dateSep 20, 2014 in Nanophysics
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Ray tracing and beyond

Ray tracing is simple to explain at one level: "We all do it all day long: That's how you navigate the world visually," Gene Tracy explains. "The fact that I know that you're sitting there and not over there is because the ...

dateSep 01, 2014 in Plasma Physics
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