The U.S. has become a "side character" in the global story of renewable energy, experts say. China dominates the sector, with ...

Forget what you learned in school. The solar system isn't just a flat disc of planets it's a 3D bubble moving through space.

New research shows how the star's powerful outbursts could help scientists assess which worlds might support life.

Explore every Planet of the Apes movie, timeline, and leader in this illustrated guide to the iconic sci-fi saga’s history, ...