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4 Billion Years of Martian History in 2 Minutes

In honor of a slew of new results coming from NASA’s Curiosity rover, here’s a two-minute simulation of our current best-bet for how the martian environment has evolved over the past 4 billion years...

December 9, 2013 — Caleb A. Scharf

The Top 10 Space and Physics Stories of 2014

From humanity’s first, flawed foray to the surface of a comet to the celebrated discovery of (and less celebrated skepticism about) primordial gravitational waves, 2014 has brought some historic successes and failures in space science and physics...

December 22, 2014 — Lee Billings
Will We Find Extraterrestrial Life In 2015?

Will We Find Extraterrestrial Life In 2015?

Probably not, but just possibly yes. One of the reasons that the search for life elsewhere in the universe is so exciting is that it would take only one chance discovery, one lucky break, for all the walls to come tumbling down...

December 29, 2014 — Caleb A. Scharf

After a Martian Marathon, NASA's Opportunity Rover Faces Uncertain Future

It's been a long time coming, but this week NASA's Mars Opportunity rover completed the first-ever Martian marathon. After landing on the Red Planet in January 2004 on a mission originally planned to only last 90 days, Opportunity has instead endured for more than a decade, and has taken eleven years and two months to [...]..

March 25, 2015 — Lee Billings

The Science of TED 2015

What I love about the annual TED gathering in Vancouver is the way science coexists along with art, social justice, popular song and the rest of TED's eclectic mix.

March 23, 2015 — Fred Guterl
Are Aliens Among Us?

Are Aliens Among Us?

In pursuit of evidence that life arose on Earth more than once, scientists are searching for microbes that are radically different from all known organisms

November 19, 2007
MAVEN Maneuvers into Orbit Tonight

MAVEN Maneuvers into Orbit Tonight

Last summer, I attended a new media professionals workshop at the Laboratory of Atmospheric and Space Physics (LASP) in Colorado to learn more about the Mars Atmosphere and Volatile Evolution (MAVEN) mission which launched last November...

September 21, 2014 — Joanne Manaster
Live Chat at Noon Today on “Dreams of Other Worlds” and NASA’s Next Mars Mission

Live Chat at Noon Today on “Dreams of Other Worlds” and NASA’s Next Mars Mission

Robotic exploration of space is fascinating, complex and quite important to our understanding of the universe. To learn more about how scientists and engineers overcome challenges of robotic space exploration for successful data collection, join us for a live chat today (Tuesday, October 29) at noon EDT with Chris Impey, astronomer and author of Dreams of [...]..

October 29, 2013 — THE EDITORS

Astrobiology Roundup

                      Lots of new scientific results in the past couple of weeks feed directly into the central questions of astrobiology – from the search for life, to the environment of interplanetary and interstellar space, and the grand cosmological terrain we find ourselves in...

September 25, 2013 — Caleb A. Scharf
5 Signs of Life on Mars – The Countdown, Episode 37

5 Signs of Life on Mars – The Countdown, Episode 37

Could Mars support life? In this episode of The Countdown, we run through five intriguing lines of evidence that the red planet was not always as desolate as it appears, and may even be habitable today...

December 12, 2013 — Joss Fong
The Jumping Rocks of Mars

The Jumping Rocks of Mars

Now you don’t see it, now you do. Ten years into a mission that was originally going to only last a few months, NASA’s Opportunity rover continues to turn up surprises on Mars...

January 22, 2014 — Caleb A. Scharf
Mars, Ancient Water, Deep Hydrogen, and Life

Mars, Ancient Water, Deep Hydrogen, and Life

Two billion year-old water pockets and a revised deep hydrogen content are good news for Earth’s vast subsurface biosphere, and could offer clues to life on Mars and much further beyond...

December 18, 2014 — Caleb A. Scharf
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End of Summer Sale

End of Summer Sale