Mars keeps refusing to behave like the dead, simple world many scientists once imagined. Each new rover trench, fractured ...

Regina Barber and Emily Kwong of NPR's Short Wave discuss an Earth-sized exoplanet, how ant colonies deal with disease and a possible link between volcanoes and the Black Death.

Our solar system didn't form by accident. This video explains the blueprint that created rocky worlds like Earth and Mars close to the Sun, and gas giants like Jupiter further out. We cover the Sun's ...

Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6.

For several decades, it has been thought that dust devils on Mars may be able to produce spark discharges. Many lab ...

Mars Express orbiter captures a slightly elliptical crater measuring roughly 12 miles (20 kilometres) east to wes ...

A new study reveals how specialized microbes might convert Martian regolith into durable, life-supporting structures. Since ...

Of course, everything on Mars has to be different from Earth — not even the thunder can sound like thunder. Instead, these tiny bits of lightning give off sounds more like those that people associate ...

A North Allegheny graduate is participating in an effort at the University of Rhode Island aimed at predicting volcanic ...

Long before Mars turned into the frozen desert you see today, water shaped its surface in dramatic ways. Rivers cut through ...