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Limestone might not be the only source for Portland cement.

The vacuum giveth, the vacuum taketh, but the vacuum doesn't let you taketh.

SpaceX's upgraded Starship is set to launch on its first test flight as soon as Tuesday, May 19.

Study suggests "the bias is real but socially constructed, rather than grounded in how women actually sound."

Ocean heat plus human-caused global warming is a grim recipe for deadly climate extremes.

Distinct form of tooth protein in Homo erectus shows up in Denisovans--and us.

The type of bar matters when it comes to how it bends and recoils, but why is still a mystery.

"Every time I go to the dentist, I think about that guy," researcher says.

Early galaxy has elements produced by the Universe's first supernovae.

SpaceX cleared an important milestone Monday on the road to launching a new version of Starship.