Astronomers have spotted something unusual in a comet passing through our Solar System. 3I/ATLAS, only the third confirmed interstellar visitor ever s.

Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.

Invasive alien species don’t only drive out other native species, they also dramatically transform soils, water and ecosystems. A new assessment tool aims to pinpoint the negative environmental ...

According to NASA, Lake Untersee is an underground body of water resting in the snow-capped peaks of East Antarctica. Hidden like a time capsule, it p.

Many people who don’t believe one conspiracy theory about that station—known as the High-frequency Active Auroral Research ...

Stephen Hawking's black hole fame wasn't his only focus — he also laid out multiple existential threats. Here are five doomsday risks he talked about.

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection lingers because it feels personal.

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...

Somewhere in Michigan, 10,000 silkworms are spinning the future of supermaterials. They labor in the thick air of a warm, humid warehouse, pulling a sticky white strand from a gland in their face and ...

All life on Earth depends on DNA—but that doesn’t mean life everywhere must follow the same blueprint. Scientists have shown that alternative genetic molecules, including RNA-based life, synthetic ...

After setting social media abuzz by saying on a podcast over the weekend that aliens were real, former President Barack Obama said he didn't see evidence that aliens "have made contact with us." ...

Colossal Laboratories & Biosciences, which has produced a trio of modern-day dire wolves and the woolly mouse, seeks to bring back extinct species.