18 October 2012, 09:37 AM ET
NASA's Mars rover Curiosity has excavated odd shiny particles on Mars, but they appear natural, NASA says.
16 October 2012, 03:01 PM ET
Climate models make correct predictions on the Red Planet
11 October 2012, 02:01 PM ET
A swarm of Martian rocks landed in Morocco last year.
11 October 2012, 02:01 PM ET
Researchers found an abundance of black glass within a Martian meteorite that landed on Earth last year.
10 October 2012, 04:38 PM ET
The rover had taken a few days to study a strange bright scrap on the ground nearby.
09 October 2012, 03:40 PM ET
The bright object Curiosity spotted while scooping soil over the weekend is a piece of itself, scientists say.
09 October 2012, 12:41 PM ET
The Moon likely formed 4.5 Billion years ago as a Mars-sized body smashed into Earth (so compositions are similar). Lunar tidal forces encouraged life to flourish in the oceans. The Moon absorbed many asteroid impacts that threatened Earth's life.
08 October 2012, 03:06 PM ET
Rover scientist Dave Blake talks about how the Curiosity Rover’s CheMin instrument works.
04 October 2012, 02:22 PM ET
The Mars Science Laboratory is equipped with a special robotic scoop for collecting samples of the martian soil for analysis. In this video, you can see the slow and steady tool being tested at NASA's Jet Propulsion Laboratory.
04 October 2012, 10:15 AM ET
With visions of exploring of asteroids, plus Mars and its moon Phobos, NASA intends to leave the near-Earth work in the hands of commercial space. This is the US Congress' rationale for developing the Space Launch System.
03 October 2012, 04:52 PM ET
Curiosity has the Mayor of Mars title pretty much sewn up.
03 October 2012, 07:00 AM ET
The president's John Hancock is etched on a plaque affixed to the Mars rover Curiosity's deck.
01 October 2012, 07:00 AM ET
Daytime temperatures have climbed above freezing during more than half of Curiosity's days on Mars.
28 September 2012, 01:02 PM ET
Alluvial fans (river exits) are present in California, just as they are on the Red Planet. Curiosity Rover is nearing one the first target sites in the Gale crater to study where water once flowed on ancient Mars.
28 September 2012, 06:50 AM ET
Evidence that the Red Planet was warmer and wetter long ago has been building for four decades.
27 September 2012, 06:14 PM ET
NASA's Mars rover Curiosity has discovered dried-up signs of an ancient stream on the Martian surface.
27 September 2012, 04:10 PM ET
Once upon a long time ago, streams of water flowed across the landscape of Gale Crater. NASA Senior Planetary Scientist Rebecca Williams explains how sediments were moved and deposited, forming a rock outcrop seen by Curiosity today.
27 September 2012, 03:21 PM ET
Just as suspected, Gale Crater – landing site of the Mars Science Lab – was the site of fast-flowing water in the planet's distant past. Curisoity's cameras are examining a rock outcrop that is a sure sign of stream-bed.
27 September 2012, 02:22 PM ET
NASA's Curiosity rover has found proof that water once flowed on the surface at its Gale Crater landing site.
27 September 2012, 07:00 AM ET
NASA has several options at its disposal, and it's mulling them over now.
26 September 2012, 07:00 AM ET
Vote for the weirdest thing Curiosity toted to Mars.
25 September 2012, 02:49 PM ET
NASA's next step for Mars exploration should aim to return pieces of the Red Planet to Earth, scientists say.
25 September 2012, 07:00 AM ET
Scientists are visiting places on Earth that resemble Mars to learn about the conditions necessary for life.
24 September 2012, 06:41 PM ET
The $2.5 billion robot has performed its first contact science operations.
24 September 2012, 03:08 PM ET
The Republican nominee says he'll secure the nation's leadership position in space.
24 September 2012, 11:46 AM ET
The largest public meteorite auction ever held opens in Manhattan in October.
18 September 2012, 05:31 PM ET
The six-wheeled robot is carrying a 1909 Lincoln penny for use as a calibration target.
18 September 2012, 04:50 PM ET
The scientist talks about the Curiosity rover's mission on the Red Planet.
17 September 2012, 05:13 PM ET
Curiosity caught the Martian moon Phobos crossing the face of the sun.
17 September 2012, 02:20 PM ET
The space agency will dole out a total of $2.7 million in awards.
17 September 2012, 07:00 AM ET
It's time for human and robotic exploration to work together, officials say.
15 September 2012, 07:00 AM ET
The weird round bumps on a Mars rock seen by Opportunity have scientists completely perplexed.
14 September 2012, 12:49 PM ET
Using the rover's drill (the first brought to Mars) and scoop, mission scientists, like CalTech’s John Grotzinger, may better understand Mars’ water story as written in its minerals. Curiosity will drill for that history as it climbs Mount Sharp.
14 September 2012, 07:30 AM ET
Mars is the only place in the solar system known to host carbon dioxide snow.
11 September 2012, 01:48 PM ET
Many scientists believe Mars used to be a much nicer place to live, with a cloudy, Earth-like atmosphere and flowing water. At some point, Mars lost most of that atmosphere and its protective effects. NASA's MAVEN probe is designed to figure out why.
10 September 2012, 04:27 PM ET
Glavin works on the Mars rover Curiosity's Sample Analysis at Mars instrument, or SAM.