Watch President John F. Kennedy's speech on going to the moon

Give your memories a place to live and explore the personal stories left by strangers, tied to specific locations, in this interactive map of the world.

See a breakdown of how some of the most common food items are traded across the globe, including the key trade relationships for each item.

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.

Researchers generally group gut bacteria into six different categories, with varying amounts of these microbes residing in different parts of the digestive tract.

Emanuel Leutze's painting 'Washington Crossing the Delaware' is one of the defining images of the Revolutionary War.

Experience a century of America's healthcare advances with this medical visualization, tracing a sampling of healthcare innovations from head to toe.

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

Computer scientists first started trying to optimize dating using computers in the 1950s.

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

The collapse of gas bubbles in the joint synovial fluid causes 'cracking' knuckles.

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

Apeirophobia is the fear of everlasting life and may stem from the human brain's inability to conceptualize the concept of anything happening beyond what it can project out, such as the concept of an infinite life.

See a 3D reconstruction of Tenochtitlan, the Aztec capital

Explore (and debunk) the world's most contagious misconceptions—from the 5-second rule to sugar rushes—on this interactive site. Click on each misconception for further evidence.

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

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

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.

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

Sea stars are invertebrates—they lack a backbone—and while most exhibit pentametric radial symmetry due to having five arms radiating from a central disk, some can possess more than 40.

The average banana produces one positron—the antimatter counterpart to an electron—every 75 minutes as its trace amounts of radioactive potassium decay.

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

George Lucas used Joseph Campbell's 'hero's journey,' a narrative structure that encompasses the common characteristics of multiple cultures' mythologies, to revise 'Star Wars.'

There are 'YouTube camps' that teach children how to create content for the video platform.

The tallest tsunami in recorded history was 524 meters (1,720 feet) high—taller than the Empire State Building—and occurred in Lituya Bay, Alaska, in 1958 after an earthquake dislodged a rockface into the water.

Experience 14 billion years of important moments in world history with this scrollable interactive timeline.

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.'

The world's largest waterfall is in the ocean and is more than three times the height of Angel Falls, the largest waterfall on land.

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

Stonehenge was built using giant wooden rollers and precisely carved tongue-and-groove joints to lock the stones in place.

This short animation shows how human beings managed to lug 30-ton stones over miles of prehistoric English countryside and stand them up The Stone Age engineering involved using giant wooden rollers and carving precisely interlocking tongue-and-groove joints to hold the heavy stones in place.

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

'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.

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.

The US has discontinued a variety of different currency denominations over the years—including a $100K bill.

Examine this captivating animation 'building' a human—illustrating the roughly 40 weeks of fetal development.

On planets in systems with two stars, such as the fictional Tatooine from 'Star Wars,' observers would see overlapping rainbows and double rainbows.

Fecal transplants can help treat infections by transplanting healthy gut bacteria from a donor into a patient's gastrointestinal tract using samples of human waste, which are turned into a liquid mixture and often delivered via a colonoscopy procedure.

Explore how the most commonly used words in the English language have changed from the 1950s to 2023.

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.

Peek into the love lives of thousands of strangers whom Stanford University researchers have been tracking since 2017 on this interactive page.