Stretching almost 1,500 miles, the Great Barrier Reef is so vast that just 20% has been surveyed. With tourism funding ...

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

Prioritizing which animals and plants to help is driven mostly by whether we like them or not. Some experts say that may not ...

Tackling the John Muir Trail at night with only stars and moon to light the path, a veteran hiker experiences the popular 200-mile trail in a new—and wilder—way.

Mittermeier, 58, received the award for storyteller of the year during the Animal Action Awards ceremony in London, England ...

A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand ...

National Geographic Explorer and night sky photographer Babak Tafreshi recently partnered with veteran NASA astronaut Don ...

Sir David Attenborough has now become the oldest Daytime Emmys winner ever at 99, beating previous record holder Dick Van ...

The image was taken by GOES-19, the newest in the Geostationary Operational Environmental Satellite series operated by NOAA.

Philippa Forrester was a popular face on British TV in the '90s, fronting shows like Tomorrow's World and The Heaven and ...

Then there’s Death Valley, a desert that claims the world-record high of 134 degrees and bears geographic names like Hells ...

Beyond Machu Picchu, these destinations reveal a side of the country that most visitors miss—from volcanic cities and canyon ...