From grand and elusive creatures to small and bizarre ones, David Attenborough's BBC docuseries offers wonders in every frame. Michelle Yoeh plays an evil emperor in a new Star Trek made-for-TV movie.

Initially developed by theoretical physicist Brandon Carter in 1983, the “hard steps” model argues that our evolutionary ...

Sen aims to use the story-telling power of video to inspire, empowering everyone to witness planetary change and humanity's exploration of space.

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...