A major survey verifies 3,500 gravitational lenses, offering new tools to map dark matter and track cosmic expansion.

Wielding a brush with bristles tapered to a needle-thin point, Joseph Tso applied black overglaze paint, filling the gaps in ...

The six-minute engine burn successfully propelled the Orion spacecraft on its journey to the far side of the Moon, Nasa says.

Cupertino-based facial recognition security startup Alcatraz said today it has raised $50 million in a Series B funding round ...