Amy Shira Teitel
How Liquid Water Could Exist on Mars
After replicating Mars in a lab, scientists have found a way for liquid water to exist on Mars.
Why This Destroyed Spacecraft Shield Is a Good Thing
ESA’s destruction of a Kevlar-Nextel shield proves it can protect a spacecraft from killer space debris.
NASA's Gravity Atlas of the Moon Is a Guide to Finding the Biggest Lunar Bounce
Also: insights into the Moon's internal structure, composition, and thermal evolution.
Saturn's Moon Titan Has Surprisingly Salty Oceans Lurking Under Its Surface
With every new discovery, Saturn’s moon Titan gets more compelling.
Curiosity Has Made Some Truly Amazing Discoveries in Its First Martian Year
June 24 marked one Martian year—687 Earth days—that the rover has been active on the surface of our planetary neighbour, and it’s been a great Mars-year.
Mysterious X-Ray Signals Have Astronomers Excited About Dark Matter
It’s a long shot, but astronomers might have found a dark matter signal.
Parts of Saturn's Moon Titan Are Older Than Saturn Itself
The finding could change the way we think about Earth.
The Universe's Smallest Galaxies Gave Birth to Most of Its Stars
Unexpected results courtesy of the Hubble Space Telescope.
NASA Is Working on Supersonic Jets That Don't Boom So Much
Researchers with NASA are working to define a new standard for lessening sonic booms, and success would remove one hurdle to the return of supersonic commercial aircraft.
Pluto's Largest Moon May Have Had an Underground Ocean
Theorized cracks on Charon's surface point to the possibility of subsurface water.
NASA's New Spacecraft Will Watch the Earth Breathe
The Orbiting Carbon Observatory-2 is set to chart the planet's own CO2 defenses.
Why the Moon's New Birthday Means the Earth Is Older Than We Thought
The challenge of estimating the Earth’s age has forced geochemists to rely on some more creative methods.