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 ...

Mars has a new showpiece for planetary scientists, and it looks uncannily like a butterfly frozen mid-flight. A fresh set of ...

Lava erupts from a fissure in Kapoho, Hawaii ...

On Dec. 9, 1979, scientists certified the global eradication of smallpox, a disease which killed an estimated 300 million ...

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 ...

In 1941, an Alton officer directs traffic at Broadway and Piasa ...

Interstellar visitor 3I/ATLAS erupted with violent ice volcanoes, shifting from quiet ice ball to active body, sparking ...

Earth signs—Taurus, Virgo, and Capricorn—are grounded, sensual, and appreciative of structure, beauty, and quality. Their ...