A New Telescope Still Under Construction Accidentally Reveals How a Dying Star Returns Matter to Space

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To Dismantle the Concept of Separate but Equal, Thurgood Marshall Methodically Devised a Winning Strategy: Divide and Conquer

'Hunger Stones' Resurface in Europe, Bringing Centuries-Old Warnings Back Into View as Rivers Hit Historic Lows

In 1952, You Could Buy a Pack of Baseball Cards That Included This Mickey Mantle at a Corner Store. Today, You Would Probably Have to Go to an Auction House

Cast Your Vote for the Chunkiest Alpine Rodent During Colorado's First-Ever Fat Marmot Week

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A New Statue Honors 'Moby-Dick' Author Herman Melville in the Massachusetts City Where His Whaling Adventures Began

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A Human Skeleton Was Found Inside a Mysterious Stone Structure in Scotland. Archaeologists Still Don't Know Why It Was Buried There

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These Tiny Shrews Grow Bigger Snouts and Shrink Their Brains to Survive Harsh Winters, Study Suggests

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This Rock Art in China Has Remained Bright Red for Nearly 2,000 Years. How? The Secret Ingredient Might Be Blood

In Some Trattorias in Italy, Diners Can Enjoy a Meal and Take the Plate It Was Served on Home as a Souvenir

Africa’s Wild Dogs Are the Most Hated Carnivores on the Continent. Here’s How Some Conservationists Are Saving Them Anyway.

In France, Brutal Summer Heat Waves Are Taking a Toll on the Flowers That Inspired Claude Monet's Most Beloved Paintings

‘Only One of Its Kind’ Jellyfish Museum Astounds Visitors With Awe-Inspiring Displays of Sea Nettles Safely Behind Glass

This 15-Foot Python Is the First Known Snake to Receive Electrochemotherapy for Cancer. Now, She's Officially Free of the Disease

Closed to the Public Since WWII, a ‘Hidden’ Gallery at London’s Natural History Museum Opens Its Doors Once Again

Once the Solar System's Ninth Planet, Pluto Was Reclassified 20 Years Ago. Here's Why Planetary Scientists and the Public Alike Love the Small Icy Body

Centuries Ago, Europeans Were Plagued by Constant Flooding, With 16 Major Events That Killed Thousands Over the Course of Just Three Years

Scientists Used A.I. to Design New Viruses. The Technology Could Be a Boon for Medicine, but Experts Worry About Harmful Pathogens

How Did Medieval Builders Construct Complex Cathedrals Before Advanced Mathematics? And More Questions From Our Readers

This 18th-Century British Queen Turned King Arthur Into a P.R. Strategy, Drawing on Myth to Promote Her Dynasty's Claim to the Throne

Stunning Antiquities and Frida Kahlo’s Home Are Just Some of the Offerings That Have Bolstered Mexico City’s Fantastic Array of Museums

A New Personalized Cancer Vaccine Could Keep Skin Cancer From Coming Back, Drugmakers Say

Shipwreck Hunters Discover the Ruins of a British Destroyer That Split in Half During a Tragic Peacetime Accident 118 Years Ago

Scientists Gave Dogs MRIs and Learned That They're Surprisingly Good at Distinguishing Between Human Emotions, Even Some Negative Ones

An 'Extremely Rare' Half-Male, Half-Female Bird Temporarily Took Up Residence Outside of Chicago

These ‘Extremely Rare’ 17th-Century Drawings Were Astonishingly Well-Preserved. Now They Are on Display for the First Time in Nearly a Century

These 15 Stunning Photographs Capture All That There Is to Love About the People, Land and Culture of Argentina

When a Carpenter in California Found a Nugget of Gold, It Started a Rush Toward Nothing Less Than the Modern World

NASA-Funded Mission to Rescue a Falling Space Telescope Officially Ends in Failure

How Should the Bayeux Tapestry End? A New Competition Invites Children to Reimagine Its Missing Final Panel

Narwhals Sport Iconic Straight, Spiraled Tusks. Scientists Just Uncovered Some of the Eye-Catching Feature's Structural Secrets

Construction in Austria Revealed a Roman-Era Mass Grave Beneath a Soccer Field. New Research Suggests That the Men's Enemies Targeted Their 'Sensitive Areas'

Ireland's 'Kerry Cow' Bones Are Actually Wild Boar and Bear, Shaking Up the Story of Farming's Arrival on the Island

Archaeologists Have Found Thousands of Intact Ancient Human Brains. Scientists Say They've Figured Out Why the Organs Don't Always Rot

When an American Airplane Crashed Into a School in 1944, an English Village Lost Almost All of Its Youngest Children. Why Has WWII's Worst Civilian Aviation Accident Been Forgotten?

Why Don't Insects Live in the Ocean? Scientists Just Ruled Out One Possible Explanation Thanks to Deep-Diving Fly Larvae

A Towering 182-Feet-Tall Statue in Rural Poland Is Now the Tallest Virgin Mary in All of Europe. Locals Hope It Will Become a Tourist Destination

Why Are Some Octopuses So Smart? The Answer Might Lie in a Never-Before-Seen Mutation That Helps Them Accurately Build Proteins

See the Cutest Photos of Three Red Panda Cubs Born at the Smithsonian's Conservation Biology Institute This Year

See the Cutest Photos of Three Red Panda Cubs Born at the Smithsonian's Conservation Biology Institute This Summer

Brazil's First Urban Yellow Fever Outbreak in Nearly a Century May Have Been Fueled by a Surprising Culprit

You Can Now See One of the Oldest Surviving Copies of 'The Odyssey' at the Metropolitan Museum of Art

Do Monkeys Keep Pets? Study Finds Widespread Primate Interactions With Other Animal Species, From Mice to Deer

This Newly Approved Narcolepsy Drug Is the First to Target the Sleep Disorder's Root Cause Rather Than Its Symptoms

Why Gen Z Is Learning to Paint Like 19th-Century Artists

Earth's Organisms Developed Via Evolution. Some Theorists Wonder: What if the Entire Cosmos Did, Too?

Inside the Fight to Save a 300-Year-Old Tree That Survived a Revolutionary War Battle

Stolen Masterpieces Worth $10 Million Discovered in a Cardboard Box, Months After Thieves Snuck Into a Museum and Whisked Them Away Into the Night

These Coral Reefs Off West Africa Were Long Presumed Dead. Scientists Just Found Them Alive and Teeming With Life

Avoiding These Three Vascular Health Risk Factors in Midlife Can Help You Delay Dementia for About 13 Years, Study Suggests