New experiments suggest RNA, life’s essential molecule, could have formed naturally on early Earth and even arrived from ...

On the eastern side of the Great Pyramid lies a basalt floor so precisely carved it raises more questions than answers. Could this be evidence of lost technology beyond the reach of tools known to ...

Tenontosaurus fossils found in West Texas, the southernmost record of the dinosaur and a key to the Early Cretaceous.

In July 2024, Perseverance cored Sapphire Canyon mudstone, detecting vivianite, greigite and sulfur - signals consistent with ...