NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting ...

These documentaries explore everything from the rise of the antiregulatory movement, to the choices people face when their homes are threatened by rising seas.

Milwaukee filmmaker Cristina Costantini’s “Sally” reveals groundbreaking astronaut Sally Ride as a complex hero, and human.

The Curiosity rover is heading to a region containing formations that were possibly made by groundwater billions of years ago ...