| Feb 21, 2014
| 6:09 PM
Unimpressed by Michael Jackson’s iconic moonwalk? How about a "Marswalk"? NASA’s Curiosity rover showed off its fancy footwork on the Red Planet this week by driving backward. The Mars Science Laboratory robot just finished its longest drive...
| Sep 19, 2013
| 12:33 PM
The most high-fidelity search for methane on Mars has turned up none, a result that significantly reduces the chances of finding microbial life on the Red Planet.
The highly awaited results of tests conducted by NASA’s Curiosity rover do not...
| Oct 7, 2013
| 2:43 PM
You could place Michael Eisen in the same league as Aaron Swartz.
Like the late Swartz, who campaigned for free public access to government publications and academic papers, UC Berkeley biologist Eisen is one of the genuine pioneers of open-access...
| Dec 3, 2013
| 4:32 PM
Comet ISON has been the buzz among astronomers and average stargazers this year, and especially over the last month or so, with the “super comet” making its journey through our solar system at speeds exceeding 425,000 miles per hour. This...
| Dec 9, 2013
| 9:45 AM
Scientists working on NASA’s Mars Science Laboratory mission have been somewhat sparing until now when describing exactly how the rocks drilled, gobbled and cooked by the Curiosity rover paint a picture of a life-friendly environment.
| Nov 18, 2013
| 3:14 PM
A rocket carrying NASA's MAVEN spacecraft blasted off from Cape Canaveral at 1:28 p.m. ET Monday, on a mission to answer a profound mystery about Mars' planetary evolution: What happened to the atmosphere?
The agency’s latest robotic explorer will...
| Dec 9, 2013
| 9:07 PM
Billions of years ago, when early life was just taking hold on Earth, Mars was home to an ancient lake filled with the right chemical ingredients for life to thrive, scientists said Monday.
Drilling into dry rock, NASA's Curiosity rover has discovered...
| Dec 10, 2013
| 3:57 PM
Perhaps the Red Planet’s dry equatorial region is still a little wetter than we thought. NASA's Mars Reconnaissance Orbiter has discovered strange dark lines that vanish and reappear with the seasons, and scientists think they could be signs of...
| Dec 12, 2013
| 3:55 PM
Jupiter’s icy moon Europa squirts water like a squishy bath toy when it’s squeezed by the gas giant’s gravity, scientists say. Using NASA’s Hubble Space Telescope, they caught two 124-mile-tall geysers of water vapor spewing out...
| Dec 13, 2013
| 4:07 PM
A malfunctioning cooling system part on the International Space Station may require an astronaut spacewalk to fix it if the team at NASA’s Johnson Space Center in Houston can’t get the system back up and running, according to NASA officials....
| Dec 17, 2013
| 4:31 PM
It’s official: NASA astronauts will have to step out into space to fix a faulty cooling loop at the International Space Station. Rick Mastracchio and Michael Hopkins will take on the task, which will probably take two spacewalks and could stretch to...