An overview of Earth's atmospheric cells and how they distribute Earth's uneven heating

Watch a two-year time-lapse of a pinecone seed transforming into a pine tree.

Watch Bruce Springsteen's 1985 performance of Woody Guthrie's 'This Land Is Your Land,' which he calls 'the greatest song ever written about America.'

'Golden blood' is the rarest blood type in the world—fewer than 50 people are known to have it.

Plato's famous allegory of the cave is a metaphor exploring the value of truth over ignorance.

Explore Lewis and Clark's 8,000-mile journey in Google Earth.

Play the role of a student as you try to navigate college and remain debt-free.

Watch a visualization of what it would look like to move along Earth's surface as fast as the International Space Station, or about 23 times the speed of sound.

Watch what would happen if you literally had all the money in the world.

The final shots of the Civil War were fired in the Arctic over 2 months after the South's surrender.

Author David Foster Wallace's 'This Is Water' speech provides guidance for adulthood.

Explore how temperatures compare to historical averages in cities worldwide with this interactive global monitor.

Check out some of the best books that can be read in a single day, with titles from Han Kang, Denis Johnson, Muriel Spark, and more.

The Berlin Wall physically separated East and West Berlin for nearly three decades, preventing East Germans from fleeing to the West and earning the nickname 'the Iron Curtain.'

See a 3D reconstruction of Tenochtitlan, the Aztec capital

Relax to a livestream of brown bears chilling in Katmai National Park in Alaska.

Watch 4-plus decades of Pixar's opening logos.

Pregnancy makes someone more attractive to the mosquito species that transmits malaria.

Explore an interactive forecast of the future of the universe, from the return of Halley's Comet to the last light in the cosmos.

Robert Smalls escaped slavery by piloting a stolen Confederate ship to freedom, then became an influential Black political leader during Reconstruction.

Semaglutides, which belong to a class of drugs called GLP-1s, are prescribed for weight loss in combination with diet and exercise because they trigger the release of the appetite-suppressing hormone incretin.

Rapid intensification is the increase in a hurricane's sustained wind speed by at least 35 miles per hour within 24 hours, which can strengthen it by up to two categories.

Miracle berries make things that normally taste acidic or sour, such as lemons, taste sweet, like sugar-coated candy, by binding a special protein called miraculin to taste buds.

Explore the known asteroids, comets, and spacecraft involved in asteroid studies within our solar system with 'Eyes on Asteroids,' a 3D visualization from NASA.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks.

'Tulip mania,' the 1630s Dutch craze where rare bulbs were briefly traded like luxury assets, may have been the first financial bubble—and it still shapes markets today.

Light takes approximately eight minutes to travel from the sun's surface to Earth, but it takes thousands of years to reach the star's surface from its core—a distance more than 200 times shorter.

Use this tool to calculate the dollar value of your parental mental load, from meal planning to coordinating after-school care, then see resources that help generate solutions.

Between 2002 and 2012, at least 12 people were killed in the Philippines in incidents related to off-key karaoke singing of Frank Sinatra's 'My Way.'

Although the moon passes between the sun and Earth each month, its orbit is tilted by five degrees, preventing Earth from experiencing a solar eclipse each month.

You may be better at spotting a lie when listening to a speaker's voice inflections rather than watching for facial and body cues.

Watch a breakdown of the canine family tree that explains how foxes and wolves are related to our beloved household pets, like poodles and dachshunds.

Explore a collection of famous literary maps, including original images from 'Treasure Island,' 'The Swiss Family Robinson, ' and 'Walden.'

The Aztec Empire ruled over 80,000 square miles of central Mexico for nearly a century—until a small band of Spanish conquistadors brought it down in 1521.

Here are some tips from Pew Research to help you distinguish between a good poll and an unreliable one.

This interactive website features nearly 40,000 photos from Wikipedia for you to create visual mosaics with.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

Humans may have as many as 100,000 to 150,000 individual hairs on our scalps, growing at a rate of roughly 1 centimeter per month.

The animatronic shark from 'Jaws' was a complex machine called 'Bruce.'

Explore an interactive timeline of Earth's 4.5-billion-year history to visualize shifting landmasses and oceans, view the locations of significant asteroid impacts, and learn about major geological and biological events.

Simulations suggest that a paper airplane launched from the International Space Station would maintain its orientation and gradually descend for 3.5 days before chaotically tumbling down and burning up.