30 January 2014, 10:19 AM ET
Light reflected off Saturn allows the Cassini spacecraft to capture both the back-lit plume and the surface of Enceladus in one shot as seen in this amazing space wallpaper.
29 January 2014, 02:59 PM ET
Candida yeast, producer of diaper rash and thrush, was experimented on in the microgravity environment aboard the International Space Station in 2012. Principal investigator Sheila Nielson-Preiss talks about the findings.
29 January 2014, 02:21 PM ET
Over the past few days, the media has cried out the recent proclamation from Stephen Hawking that black holes, a mystery of both science and science fiction, do not exist.
29 January 2014, 02:08 PM ET
If astronauts are to terraform Mars, agriculture may rely on Earth microbes improving Martian soil.
29 January 2014, 01:58 PM ET
For the first time, scientists have created a map of the surface of a failed star. The map shows the weather on the surface of WISE J104915.57-531906.1B (called Luhman 16B for short), the nearest brown dwarf to Earth.
29 January 2014, 09:54 AM ET
On the heels of his bombshell claim that black holes — as scientists have traditionally thought of them — may not exist, Stephen Hawking will tell the story of his life in a new documentary that premieres tonight (Jan. 29) at 10:00 p.m. EST on PBS.
29 January 2014, 09:40 AM ET
RoboSimian was one of 16 robots that competed last month in the DARPA Robotics Challenge Trials in Homestead, Fla. The two-day competition was designed to test the robots' abilities to carry out basic disaster-relief tasks.
29 January 2014, 09:34 AM ET
Famed astrophysicist Stephen Hawking has shaken up the popular science world with his newest study about the basic nature of black holes, but is his idea revolutionary? Some scientists aren't convinced.
28 January 2014, 04:23 PM ET
This week, a team of scientists and engineers began a two-week field simulation of a mission to Mars.
28 January 2014, 09:36 AM ET
This space wallpaper, snapped by NASA/ESA Hubble Space Telescope, shows the star HD 184738, also known as Campbell’s hydrogen star.
28 January 2014, 09:27 AM ET
Far from remaining steady, the North Star has grown as much as 4.6 times brighter over the last 2,000 years.
28 January 2014, 09:22 AM ET
Scientists have found twenty sun-like stars moving fast enough to escape the galaxy.
27 January 2014, 10:47 AM ET
The glowing jumble of gas clouds visible in this stunning space wallpaper make up a huge stellar nursery nicknamed the Prawn Nebula.
25 January 2014, 11:25 AM ET
On reading a new paper by Stephen Hawking that appeared online this week, you would have been forgiven in thinking the world-renowned British physicist was spoofing us. Hawking's unpublished work declares: 'There are no black holes.'
24 January 2014, 12:24 PM ET
A twist on the Milky Way's natural beauty.
23 January 2014, 04:23 PM ET
This space wallpaper shows an example of a bipolar planetary nebula known as NGC 6537 taken with the New Technology Telescope at ESO’s La Silla Observatory.
23 January 2014, 09:49 AM ET
When the supermassive black hole at the center of the Milky Way consumes an incoming cloud of gas, NASA’s Swift telescope will be on the scene.
23 January 2014, 09:36 AM ET
For the first time, astronomers have found direct evidence that the dwarf planet Ceres contains water, and that water may erupt from icy volcanoes on its surface. Using European Space Agency’s Herschel Space Observatory, scientists detected water vapor.
23 January 2014, 09:24 AM ET
An exploding star has suddenly appeared in the night sky, dazzling astronomers who haven't seen a new supernova this close to our solar system in years.
22 January 2014, 06:52 PM ET
The sun is our nearest star and the source of all our light and heat on Earth but recent reports have highlighted an ongoing steep decline in solar activity.
22 January 2014, 04:53 PM ET
The light from an exploding star in the Messier 82 (M82) galaxy was first photographed from Earth on January 22nd, 2013. The galaxy is ~12 million light years away so the explosion occurred about 12 million years ago.
22 January 2014, 10:27 AM ET
NASA's Fermi telescope has captured the first gamma-ray measurements of a gravitational lens, a rare natural alignment in which a massive body distorts light from a more distant object.
22 January 2014, 09:58 AM ET
Lying more than 110 million light-years away from Earth in the constellation of Antlia (The Air Pump) is the spiral galaxy IC 2560, shown here in this stunning space wallpaper from NASA/ESA Hubble Space Telescope.
22 January 2014, 09:35 AM ET
A mystery rock on Mars that suddenly appeared in front of NASA's Opportunity rover may look like a tasty donut, but it is like nothing ever seen on the Martian surface before, scientists say.
22 January 2014, 09:29 AM ET
The 58 proposals are double the usual number submitted during such instrument competitions, NASA officials said. The agency has begun reviewing the ideas and expects to choose the final science gear for the 2020 Mars rover in the next five months.
22 January 2014, 09:16 AM ET
Dark matter — the elusive stuff that is thought to make up most of the known universe — is almost certain to reveal itself during the next decade, says a researcher.
22 January 2014, 09:04 AM ET
A pink lagoon glows in the heart of the Milky Way. New photos taken by a telescope in Chile put the Lagoon Nebula — a giant cloud of gas and dust located 5,000 light-years from Earth — on rosy display.
21 January 2014, 01:33 PM ET
Scientists hope that in just a few months they may get a confirmation of whether accelerated expansion of the universe did indeed take place in the first fleeting moments after the Big Bang.
21 January 2014, 01:07 PM ET
When scientists using a giant, icy detector in Antarctica announced in November they had found evidence of neutrino particles from outer space, scientists hailed the discovery as the beginning of a new era in neutrino astronomy.
21 January 2014, 12:45 PM ET
The glittering specks in this cool space wallpaper, resembling a distant flock of flying birds, are the stars that make up the dwarf galaxy ESO 540-31.
18 January 2014, 03:11 PM ET
Researcher finds convincing evidence for water molecules inside Venus.
17 January 2014, 09:50 AM ET
The process of selecting a site for NASA's next landing on Mars, planned for September 2016, has narrowed to four semifinalist sites located close together in the Elysium Planitia region of Mars, as seen in this space wallpaper.