Planet Earth
David Attenborough Is Sorry the U.S. Has Climate Change Deniers in Power
Attenborough said he was encouraged by the action of young people around the world who are publicly fighting for climate justice.
Humans Make Up 0.01 Percent of Life on Earth
Scientists hope their work highlights the disproportionately dominant role humans play on Earth.
Volcanoes May Have Kick-Started Life on Earth
Scientists have found a class of molecules which may have driven reactions that led to the first organic life.
Tiny Planets Collisions Explain Why Earth Is So Big
We may have more to thank planetesimals for more than we realized.
Humans Need 1.7 Planet Earths to Meet Resource Demands
The planet is now in a resource deficit for the rest of the year.
Why We Need To Redefine the Meaning of Citizenship
It's tricky to redefine what citizenship means in an era such as ours.
How Earth-like is Proxima B?
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.
Time-Lapse of Earth From Space Captures Entire Year
NASA's EPIC camera takes a photo every two hours, revealing how the planet would look to human eyes.
David Attenborough's 'Planet Earth' Narration, Ranked
The 89-year-old will get back behind the mic to narrate the BBC's upcoming 'Planet Earth' sequel.
You're 100 Percent Wrong About Shark Week
Should real sharks die so that fake Megalodon might live? Discovery seems cool with it.