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

Geochemical evidence from laboratory experiments for a potential solid inner core at the center of Mars is reported in Nature Communications. Data from NASA's InSight mission has revealed that ...

Mars is about half the diameter of Earth, and that’s where things went wrong. The Martian core cooled quickly, soon leaving the planet without a magnetic field.

Graf, a director at the Jet Propulsion Laboratory (JPL), a subsidiary of NASA located at Caltech, prepared a camera that reached orbit around Mars in 2005 and is still beaming back photos. Scientists ...