Could water have carved channels on Mars as recently as 500,000 years ago? If that's the case, it would boost the case for relatively recent life on the red planet.
Space Exploration
Mar 19, 2015
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60
The tunable laser spectrometer in the SAM (Sample Analysis at Mars) instrument of the Curiosity robot has unequivocally detected an episodic increase in the concentration of methane in Mars' atmosphere after an exhaustive ...
Space Exploration
Feb 27, 2015
17
3889
On a recent trip to Australia, the National Physical Laboratory (NPL) visited one of the two sites of the Square Kilometre Array (SKA) - a global science and engineering project to build the worlds largest radio telescope.
Astronomy
Feb 13, 2015
0
124
It's time to study and maybe even test the idea of cooling the Earth by injecting sulfur pollution high in the air to reflect the sun's heat, a first-of-its-kind federal science report said Tuesday.
Environment
Feb 10, 2015
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48
The gullies of Mars have fascinated scientists since they were first identified through high-definition images transmitted to Earth by the Mars Global Surveyor in the late 1990s.
Space Exploration
Feb 6, 2015
0
13
(Phys.org)—A small team of researchers with members from institutions in the U.S. and Germany has found that the greatest opportunity for reducing predicted energy demands over the next half-century lies with cities that ...
The balmy islands of Seychelles couldn't feel farther from Antarctica, but their fossil corals could reveal much about the fate of polar ice sheets.
Earth Sciences
Jan 8, 2015
1
565
For the world's deteriorating environment, don't blame burning fossil fuels exclusively. Land use and land cover changes contribute about 40 percent to "radiative forcing," a key underlying factor in global warming, according ...
Environment
Dec 4, 2014
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0
Global Weirding is an interactive visualization of the most comprehensive scientific report on climate change ever made – the IPCC's Fifth Assessment Report.
Environment
Dec 4, 2014
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0
Climate science makes headlines every day: "Shrinking Sea Ice Could Put Polar Bears In Grave Peril by 2100." "Climate Change May Spark More Lightning Strikes, Igniting Wildfires." "U.S., British Data Show 2014 Could Be Hottest ...
Environment
Dec 3, 2014
22
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