To sort out the biological intricacies of Earth-like planets, astronomers have developed computer models that examine how ultraviolet radiation from other planets' nearby suns may affect those worlds, according to new research ...
Astronomy
Jun 16, 2015
1
131
NASA's Hubble Space Telescope has detected a stratosphere, one of the primary layers of Earth's atmosphere, on a massive and blazing-hot exoplanet known as WASP-33b.
Astronomy
Jun 11, 2015
0
1766
Outer space might be the toughest environment for life, but some hearty microbes have been able to survive in it for surprising amounts of time. How long they can do so and why they are able to withstand the difficulties ...
Space Exploration
May 29, 2015
1
1512
The Kobe University Graduate School of Engineering and the Graduate School of Medicine have jointly developed the world's first new mercury-free light source that produces ultraviolet radiation for medical applications. The ...
Engineering
May 15, 2015
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45
NASA's Solar Dynamics Observatory, which watches the sun constantly, captured these images of a significant solar flare – as seen in the bright flash on the left – peaking at 6:11 p.m. EDT on May 5, 2015.
Space Exploration
May 7, 2015
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90
NASA scientists studying the origin of life have reproduced uracil, cytosine, and thymine, three key components of our hereditary material, in the laboratory. They discovered that an ice sample containing pyrimidine exposed ...
Astronomy
Mar 5, 2015
6
274
Venus is covered by a dense layer of clouds which does not display any noteworthy characteristic. However, when looked in the ultraviolet wavelength, it presents conspicuous dark structures. The biggest one, which practically ...
Space Exploration
Mar 2, 2015
0
38
Exoplanet surveys have discovered the first planets with sizes between 2 and 3.5 Earth radii—slightly smaller than the size of the planet Neptune in our solar system. These planets, dubbed "mini-Neptunes," have been spotted ...
Astronomy
Jan 19, 2015
0
56
When, in 1833, Constantin Wilhelm Lambert Gloger published his key observation that warm-blooded animals tend to be more heavily pigmented or darker the closer they live to the equator, he probably didn't realize the degree ...
Plants & Animals
Jan 8, 2015
0
9
(Phys.org)—NASA space scientist Pamela Conrad has offered a Perspective piece in the journal Science, reminding readers that the search for life on planets such as Mars, isn't limited to just looking for water. Instead, ...
