On a planet with 2.5 times Earth’s gravity, everything would feel heavier — including evolution itself. Intelligent life ...

Explore how Earth would appear without life. Studies from Universe Today and Cornell University reveal atmospheric signals, surface conditions, and implications for exoplanet observations.

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

If our Moon suddenly vanished, Earth would already face dramatic consequences. But replacing it with entire alien worlds ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their formation but ours managed to hit. A new study shows that Earth formed under ...

There's a definite buzz going around this month about aliens from other worlds, or hadn't you noticed? Former US President ...

Rocky planets are typically found near their star, while gas giants form farther out — not the other way around. When you purchase through links on our site, we may earn an affiliate commission.

Arnie said, "Get your ass to Mars", but is it really a good idea? We asked the experts about our Martian future.

Learn more about the top theories about how life began on Earth, and how it may not have started from scratch.

Citi's Global Industrial Tech & Mobility Conference 2026 February 19, 2026 11:20 AM ESTCompany ParticipantsRobert Cardillo - ...