National Geographic Science

33 seconds with an actress, an ocean advocate, and a cat lover. #NatGeo33 changemaker Shailene Woodley's favorite place on Earth is the ocean—which she is fighting fiercely to protect. See the full list: on.natgeo.com/ZmbyfT

A decade of exploration. A fragile landscape. One unanswered question. #GhostElephants is now streaming on @DisneyPlus and @hulu. Join National Geographic Explorer Dr. Steve Boyes as he leads the expedition at the heart of this epic story to find Angola's hidden elephants.

Next time you hear ice snap and ring out in a high note, know this: it may be reaching its breaking point. 🧊 #WelcomeToEarth is now streaming on @DisneyPlus and @hulu.

As the OceanX's submersible descends into the ocean's twilight zone, the team encounters all manner of creatures that have adapted to a world rarely touched by sunlight. #OceanXplorers is streaming on Disney+ and Hulu.

#PoleToPole with Will Smith is now streaming on @DisneyPlus and @hulu.

Venom has helped develop crucial medicines, and we have no idea what treatments can be developed in the future using the venom of species we haven't even discovered yet. Find out more about the search for new life-saving drugs at: on.natgeo.com/0213

Antarctica's ice holds the record of a million years of Earth's history, and these climate scientists are uncovering it layer by layer. #PoleToPole with Will Smith is now streaming on @DisneyPlus and @hulu.

When the weather is just right, the normally modest Horsetail Fall puts on quite a show as the setting sun causes a serious glow-up. 🔥 #AmericasNationalParks is now streaming on @DisneyPlus.

How do you film cheetahs during a rainstorm on the Serengeti? You use special rainspinners attached to the cameras that stop the lenses from getting wet—allowing for clear footage of the hunt. #CheetahsUpClose with @bertiegregory is now streaming on @DisneyPlus and @hulu.

In Glacier National Park, Montana, fragments of recently calved ice float at the foot of Grinnell Glacier. In 1850 there were around 150 glaciers in what is now the park, by 2016 there were only 25 remaining.

It's becoming increasingly difficult for cheetahs to navigate vital wildlife corridors, but Tanzania's Serengeti Cheetah Project is finding ways to protect these animals. #CheetahsUpClose with @bertiegregory is now streaming on @DisneyPlus and @Hulu.

One hundred days. Two poles. Endless challenges—the adventure starts tonight. #PoleToPole with Will Smith premieres today at 9/8c on National Geographic. Streaming on @DisneyPlus and @hulu.

These olive ridley turtles were moved to a protected nest to hatch after their eggs were laid in an unsafe area. Once ready, the hatchlings were returned to a beach on the Osa Peninsula’s Pacific coast, where they made their way from a bucket to the water.

Whether from traditional excavations or through the use of cutting-edge technology, 2025 was a remarkable year for archaeological discoveries, including royal burial sites and millennia-old genetic records. Find out more about these fascinating discoveries: on.natgeo.com/4smPfJG

In this image from our Pictures of the Year 2025, Nat Geo Explorer and photographer Lalo de Almeida captured the residents of Anamã, Brazil, playing volleyball in the waist-high water that flooded their town after a two-year drought: on.natgeo.com/4pFo8Yp

In this image from our Pictures of the Year 2025, Nat Geo photographer Micaiah Carter captures astronaut Victor Glover training for Artemis II, which will take its crew farther from Earth than ever before. 🔗 on.natgeo.com/4jbQbMR

With their highly toxic waters and unusual color, it's hard to believe the lakes in Dallol, Ethiopia, aren't on another planet. #OneStrangeRock is now streaming on @DisneyPlus.

For our Pictures of the Year 2025, Nat Geo Explorer and photographer Miora Rajaonary captured members of And Book Am Am—an all-female Senegalese food cooperative in Africa's Great Green Wall project. See the full list: on.natgeo.com/4oLYrEs

The Morteratsch Glacier in the Swiss Alps flows down the mountainous terrain like a river of ice, one that scientists say is likely to disappear before the end of this century due to global warming.

Reminiscence therapy uses structured sensory experiences—like music, old photographs, and personal objects—to help slow cognitive decline in individuals with Alzheimer's. #ChrisHemsworthRoadTrip is now streaming on @DisneyPlus and @Hulu.