The interior of Mars is as chunky as a delicious macadamia cookie. A new analysis of the acoustic waves that ripple through and bounce around the red planet's guts reveals that the ancient, early ...

Curiosity has been exploring the surface of Mars since 2011, but what it found inside a rock last year has changed our ...

For this week’s Fault Lines column, Jon Allsop is filling in for Jay Caspian Kang. In 1877, Giovanni Schiaparelli, an Italian astronomer (and uncle of the fashion icon Elsa), started making a map of ...

Mars is known for its barren desert landscape and dry climate. But two recent studies go beneath the surface: They explore the interior of the red planet using seismic data from NASA's InSight mission ...

Just last week, NASA's Perseverance rover dropped some major news from Mars that has everyone talking. A tiny rock sample, dramatically named "Sapphire Canyon," is showing tantalizing hints of what ...

"What is it about Mars that has made it so prominent in our culture, almost more than any other celestial object?" When you purchase through links on our site, we may earn an affiliate commission.

Mars changed from a blue world with water to a red desert because its atmosphere escaped into space over billions of years.

"Mars and its secrets have fascinated and mystified humans since ancient times. Its vivid color and visibility to the naked eye, its geologic kinship with Earth, its potential as our best hope for ...

While Mars doesn't directly control Earth's climate, its gravity subtly influences our planet's orbit and tilt over vast ...

Near the start of the 20th century, a strange phenomenon swept the country — "Mars Mania," a public obsession with the idea, pushed by astronomer Percival Lowell, that Mars was home to an intelligent ...