Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

(NewsNation) — Unusual chemical compounds found on rocks on Mars could be a sign that life once existed on the red planet, though researchers have cautioned that the evidence is far from conclusive.

Instead, robotic missions including Perseverance have long depended on onboard sensors and cameras, imagery from orb ...

Lightning long ago escaped the bounds of Earth’s atmosphere—scientists have already discovered lightning blazing through the skies of Jupiter, Saturn and Neptune. Now they think they’ve found it on ...

NASA has successfully moved one of its Mars-orbiting spacecraft into a new position to provide prompt confirmation of the upcoming Aug. 5 landing of the new Curiosity rover on the Red Planet. The ...

Mars, long painted as a frozen desert, is starting to look more like a planet that once knew the feel of warm rain and flowing water. A new wave of research argues that the Red Planet may have spent ...