Although Mars is currently a cold, dry planet, geological evidence suggests that liquid water existed there around 3 to 4 ...

Dubbed "araneiform terrain," the Mars surface formations span over a half-mile long and have hundreds of branches that ...

A low-density, weak-gravity region has been found below Olympus Mons and the Tharsis volcanoes, while Mars' northern ...

Scientists at NASA's Jet Propulsion Laboratory have recreated spider-like araneiform terrain, a geologic formation found on ...

Scientists have finally created the spider-like formations found on the surface of Mars. The post Successful Recreation Of ...

Tests on Earth appear to confirm how the Red Planet’s spider-shaped geologic formations are carved by carbon dioxide.

Space probes have captured images of intriguing spider-like formations on Mars. NASA has put forth a theory on what created ...

A Mars scientist shares the inside story of the NASA Curiosity rover's poignant first photo of Earth and Mars moon Phobos ...

TOKYO (Kyodo) -- A "Mars rock" discovered in Antarctica by a Japanese research team will be displayed to the public for the ...

They're not actual spiders, of course, but rather strange geological features.

NASA has recreated Mars' iconic "spiders" in a first-of-its-kind lab experiment, and you can watch it happen in this video.

Recreating the cold, low-pressure conditions of Mars is not easy, requiring the team to use a liquid-nitrogen-cooled test ...