See how anxiety disorder rates vary across 200+ countries, with Portugal, Brazil, and Iran reporting the highest burdens.

See a timeline of the consolidation of the television and film industry, beginning with Vaudeville theatre traditions from the 1880s.

Sabastian Sawe holds the world record for the marathon after running the world's first official sub-2-hour marathon.

Hear actor Nick Offerman read Wendell Berry's poem, 'The Mad Farmer Liberation Front.'

Released in 2024, the polarized image of Sagittarius A* shows that the supermassive black hole at the center of the Milky Way exhibits powerful, spiraling magnetic fields.

View the estimated decomposition times for various everyday plastic products, which often fragment into smaller microplastics as molecular bonds are weakened by sunlight.

Taylor Swift's family encouraged her interest in music from a young age, and moved to Nashville before she reached high school so she could be close to the country music industry.

Impressionist painter Pierre-Auguste Renoir suffered from arthritis in the 1800s when there were no treatments, and eventually had such limited hand function that he painted with brushes placed in his mouth.

For everyday Americans, a relatively high national debt can lead to higher interest rates on financial products such as mortgages.

Anxiety is one of the world's most common mental health disorders, causing persistent excessive fear and worry that interferes with daily activities.

Some corals absorb harmful ultraviolet radiation and re-emit it as visible light, thereby protecting symbiotic algae within their tissues and providing them with energy for photosynthesis.

To prevent floating away from others while sleeping, sea otters may wrap themselves in kelp or hold paws, using physical contact to form groups known as 'rafts.'

Take a virtual tour of Gloria Steinem's Manhattan apartment, a hub for feminist activism in the 1960s and '70s.

In this live interview with phone-free childhood advocate Jonathan Haidt, host Ava Smithing—of Gen Z—presses Haidt on why there isn't more of a research consensus on the mental health implications of social media for children, among other contentious topics.

There are over 1,000 alternative ways to organize the known elements beyond the periodic table, with many arrangements emphasizing specific trends among them.

NASA's Deep Space Network can determine a spacecraft's position and speed and send commands to alter its trajectory.

Explore a list of hip-hop's all-time greatest diss tracks, including songs by 2Pac, Nas, Kendrick Lamar, and more.

The US has 575 federally recognized tribal nations, each a sovereign government.

California is home to more than 20% of the country's roughly 900 billionaires.

Al Capone's business structure kept him from ever getting charged for bootlegging.

Explore a critic's list of the most underappreciated TV shows of the 21st century, including cult hits like 'Detroiters,' 'The Corner,' and more.

Explore how excitatory cells, such as neurons and muscle cells, transmit information in the body via electrochemical signals, which can travel up to 120 meters (390 feet) per second.

Every Tootsie Roll can be traced back to a single, decades-old batch.

Unlike hot air balloons lifted for hours by heating air, NASA's scientific balloons use helium to lift payloads of up to 3,600 kilograms (8,000 pounds) for up to six weeks at a time.

A major dopamine hit from social media use comes from unpredictability—not knowing if the content users post or share will get the 'like' from other users, triggering cycles of anticipation similar to those experienced with a slot machine.

If there were a swimming pool on the moon, where gravity is about one-sixth that of Earth, championship finswimmers could potentially launch themselves up to 5 meters (16 feet) in the air.

Avocado trees change sex throughout the day by opening and closing their male and female flowers at different times, with different avocado types following opposite schedules to promote cross-pollination.

The measles vaccine has saved an estimated 94 million lives since its introduction.

Emmental cheese, what's often called 'Swiss cheese,' requires cheesemakers to create a specific set of imperfections.

Explore the roughly 190 Egyptian pharaohs across 31 dynasties.

The oldest medical report of a near-death experience dates to around 1740.

See an animated map of the entire Cold War.

Gene therapy treats a disease by editing the disease's underlying DNA, replacing it with a functional variant.

A single-gene mutation in the FOXC2 gene gave actress Elizabeth Taylor two rows of eyelashes.

The first combat-deployed submarine vessel debuted during the American Revolution.

A fire in NYC that burned a fifth of the city in 1776 may have been started under orders from George Washington.

At age 22, Washington inadvertently started the French and Indian War.

Fantasy sports' roots go back to an 1860s parlor game that simulated real-world baseball.

Among the smallest mass-produced mechanical calculators in history, the Curta was designed by Austrian engineer Curt Herzstark while imprisoned in a Nazi concentration camp during World War II.

The 'Looney Tunes' character Wile E Coyote was inspired by Mark Twain's description of the animal in his 1872 memoir.

Watch the first appearance of 'Looney Tunes' characters Wile E. Coyote and Road Runner.

A 1980s soap opera helped popularize Napa Valley, broadcasting the idyllic wine country to millions of American viewers every week.

The Nancy Grace Roman Space Telescope—the first major NASA space telescope named after a woman—is expected to survey 12% of the sky in 17 months, a feat that would take the Hubble Space Telescope over a thousand years.

Actress Ingrid Bergman was born on Aug. 29 and died on the same day, 67 years later.

All hurricanes have a central eye where no extreme weather phenomena take place.

Watch an expert explain blockchain technology to five different people: a child, a teen, a college student, a grad student, and a fellow expert.

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

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

Networks of roughly 350,000 billboards advertise in all 50 US states.

The word 'mortgage' comes from medieval French, meaning 'death contract.'