From drone crashes to Harley rides — behind the scenes of the film "LIGO Generations."

Four generations of researchers are on the hunt for gravitational waves.

What happens when two black holes pass in the night?

Filmmaker Kai Staats joins leading researchers from the LIGO team to share the motivations behind "LIGO: A Passion for Understanding."

How do you sense the world beyond a spacesuit's restrictions?

Can Mars soil provide enough hydrogen for fuel?

To prepare a rover for Mars, where do you test it on Earth?

If astronauts are to terraform Mars, agriculture may rely on Earth microbes improving Martian soil.

This week, a team of scientists and engineers began a two-week field simulation of a mission to Mars.