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| System to image the human eye corrects for chromatic aberrations Researchers report a new imaging system that cancels the chromatic optical aberrations present in a specific person's eye, allowing for a more accurate assessment of vision and eye health. By taking pictures of the eye's smallest light-sensing cells with ... | |
| Giant Magellan Telescope Project Finishes 2nd Primary Mirror Two of the next-generation Giant Magellan Telescope's (GMT) seven huge primary mirrors are now done. Technicians at the University of Arizona's Richard F. Caris Mirror Lab have finished polishing the front surface of a second 27.6-foot-wide (8.4 meters) ... | |
| A chemical clue to how life started on Earth Earth didn't always harbor life. But around 4 billion years ago, something in the environment changed, and systems with biological properties began to emerge. Many scientists believe a lively dance of molecules called amino acids is partly responsible for the ... | |
| Bats Use Leaves as Mirrors to Locate and Catch Their Prey For much of 2009 and 2010, Inga Geipel huddled over a series of computer monitors in a four- by four-meter chicken-wire cage along the rainforest of Barro Colorado Island. Across the way, Geipel, a scientist at the Smithsonian Tropical Research Institute ... | |
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| Always remember to keep looking up | Looking Up I've been gainfully employed in the newspaper industry for a number of years now, but like so many before me, I'm afraid it's time for me to move on to something new. This will be my last column, at least for the time being. I want to thank all of you so much for ... | |
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| Light in the nanoworld A team of international scientists led by Alexander Holleitner and Jonathan Finley, physicists at the Technical University of Munich (TUM), has successfully placed light sources within an atomically thin material layer with a precision of just a few nanometers. | |
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