How a rural Indiana tragedy became true crime

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 (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.

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

Find out how important you are to AI tools when they generate text responses with this tool, which estimates the weights of people's names.

Explore the 2025 Uber Lost & Found Index to find out the weirdest items that passengers left behind in Ubers last year, from ten live lobsters to a mannequin head with human hair.

Joan Didion interviewed The Grateful Dead in 1967, before they became music icons.

See a 3D reconstruction of Tenochtitlan, the Aztec capital

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

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.

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

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

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

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

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

Cats have a mutation that prevents them from tasting sweetness, and goldfish rank among the world's supertasters.

All rainbows are 'raincircles' caused by water droplets separating white sunlight into a spectrum of colors, but Earth's surface blocks the bottom half of the circle from our line of sight.

Humans tend to imagine aliens as humanlike, but that's probably unlikely. Three different hypothetical planets show how aliens' bodies could take many forms.

Male pattern baldness accounts for more than 95% of hair loss in men and is characterized by thinning hair, hair loss, and a receding hairline.

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

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.

Watch an animated visualization of how the Large Hadron Collider works, including how particles are accelerated through a series of machines and how collision data is collected and distributed worldwide.

Located on Ross Island in Antarctica, Mount Erebus is the southernmost active volcano on Earth and features a lava lake—one of eight known worldwide as of 2026—that erupts regularly.

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

Metamorphosis evolved over millions of years as species that hatched as smaller versions of adults started exhibiting genetic mutations that differentiated juvenile and adult bodies.

If a source of music traveled past someone at twice the speed of sound, assuming sufficiently sensitive hearing and powerful equipment, they would hear the music backward.

Watch the many different civilizations around the Mediterranean shift power from the year 2500 BCE to 0 BCE in this animated map.

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.'

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

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

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.

Streaming service Netflix's sound logo 'Tudum' was designed as a key sonic differentiator.

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

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

Washing dishware before putting it in a dishwasher may reduce the appliance's effectiveness because it dynamically adjusts wash time and temperature based on a sensor that detects dirtiness.

Abraham Lincoln had to sneak into Washington, DC, in disguise for his 1861 inauguration after a detective uncovered a plot to assassinate him in Baltimore.

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.

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

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

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.

A dog's nose can be up to 100,000 times more sensitive than a human's, and each possesses a secondary organ for smelling, which helps learn about other dogs when they sniff each other's butts.