Cracked open in a remote basin, two fossil eggs revealed crystal-lined hollows instead of embryos, and a mystery millions of years in the making.

A United Launch Alliance Vulcan rocket carrying classified Space Force payloads suffered a booster problem but apparently made an otherwise "nominal" ascent to space, the company said.

Control panels of a pre-digitalization nuclear plant look quite daunting, with countless dials, buttons and switches that all make perfect sense to a trained operator, but seem as random as those o…

In 2025, scientists reported the discovery of long-chain organic molecules called alkanes in the ancient mudstones of Mars.

SpaceX's crew missions will now launch from Cape Canaveral Space Force Station.

Humans are spending more time in outer space than ever, and we're bringing our gonads with us.

Cryo-electron microscopy structures of nucleotide excision repair complexes reveal the roles of the constituent proteins XPA, XPB, XPC, XPD, XPF, XPG and RPA in DNA bubble formation and excision of the lesion strand.

When a cell divides, it performs a feat of microscopic choreography—duplicating its DNA and depositing it into two new cells. The spindle is the machinery behind that process: It latches onto chromosomes (where DNA is stored) and separates them so they can se…

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, near a supermassive black hole.