Planet Earth, narrated by David Attenborough, is streaming now. Find out where to watch all seasons, including Planet Earth ...

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.

Seismic imaging has exposed two massive zones hidden deep in Earth’s mantle. These giant blobs, known as large low-velocity provinces, or LLVPs, stretch beneath Africa and the Pacific. They are so ...