Planet Earth

Attenborough said he was encouraged by the action of young people around the world who are publicly fighting for climate justice.

Scientists hope their work highlights the disproportionately dominant role humans play on Earth.

Scientists have found a class of molecules which may have driven reactions that led to the first organic life.

We may have more to thank planetesimals for more than we realized.

The planet is now in a resource deficit for the rest of the year.

It's tricky to redefine what citizenship means in an era such as ours.

Proxima b is the closest of the 3,500-some planets discovered beyond the solar system since 1995. But its sun, Proxima Centauri, might not be a great host for life.

NASA's EPIC camera takes a photo every two hours, revealing how the planet would look to human eyes.

The 89-year-old will get back behind the mic to narrate the BBC's upcoming 'Planet Earth' sequel.

Should real sharks die so that fake Megalodon might live? Discovery seems cool with it.