Surgeons opened her skull to remove a cancerous tumor. Instead, they found a tapeworm.

41 years ago this month an architect recognized a grave error in the construction of a New York City skyscraper

How the ‘good guy with a gun’ became a deadly American fantasy

Attempt to plug a wasp nest sparked the biggest wildfire in California history

Interactive: Save Our Food. Free the Seed.

Drug makes tumors more susceptible to chemo

Photos: Honey Hunting on the Cliffs of China’s Yunnan Province

El Chapo: what the rise and fall of the kingpin reveals about the war on drugs

Astronomers Spot Mysterious, 10-Million-Light-Year-Long Magnetic Field Connecting Two Galaxy Clusters

Venus is Earth’s evil twin — and space agencies can no longer resist its pull

Accumulated Mutations Create A Cellular Mosaic In Our Bodies

Cool Gas Circles the Milky Way’s Supermassive Black Hole

NASA’s Mars Helicopter Testing Enters Final Phase

Why Have the Revered Crocodiles of This Island Nation Suddenly Started Killing People?

Forensic pollen scientists are helping the US track opioids

The Grindr Grifter

How the Cosby Story Finally Went Viral — And Why It Took So Long

Most-detailed-ever simulations of black hole solve longstanding mystery

Dutch teen Noa Pothoven wasn’t euthanised this weekend. So why did the media say she was?

Artificial Photosynthesis

Telefon Hírmondó, The Telephone Newspaper

The Extraordinary ‘Cookbooks’ Left Behind by Prisoners of War and Concentration Camp Victims

What jumpstarted Earth’s plate tectonics? New clues point to ancient glaciers.

How Scientists Use Nuclear Fallout to Identify Art Forgeries

After more than 40 years, FBI drops lab report on supposed Bigfoot hairs

The Historian Who Invented 22 Holocaust Victims

The tell-tale clue to how meteorites were made, at the birth of the solar system

When Your Final Exam Is Surviving the Wilderness

What Has The Moon Got To Do With D-Day? As It Turns Out, Everything

The Inside Story of Europe’s First Narco-State

Photos: The Battle for Women’s Suffrage in the U.S.

Ultimate limit of human endurance found

Extinct Russian Volcano Has Woken up and Could Unleash ‘Pompeii-size’ Eruption, Scientists Warn

40 years ago today Soviet drillers penetrated more deeply into the Earth than any humans before them

History’s Greatest Horse Racing Cheat and His Incredible Painting Trick

Metal Foam Stops .50 Caliber Rounds as Well as Steel – At Less Than Half the Weight

Japan’s Hayabusa2 spacecraft grabs epic close-up just 30 feet above asteroid

A $4 Million Apartment With No Doorknobs: Inside the Plaza’s Lawsuit-Plagued Luxury Renovation

Why It Pays to Play Around

‘Socialism for the rich’: the evils of bad economics

Hershey, Nestle and Mars broke their pledges to end child labor in chocolate production

Martian sands move in unearthly ways

How is That Diamond Moving? This Optical Illusion Is Important for Science

Exposure to influential bacteria begins before we are born, new evidence confirms

Who Were the Ancestors of Native Americans? A Lost People in Siberia, Scientists Say

Chandra Detects a Coronal Mass Ejection From Another Star

The Not So Dead Sea: Traces of Ancient Bacteria Found in the Lake’s Sediments

Meet the Deep-Sea Dragonfish. Its Transparent Teeth Are Stronger Than a Piranha’s.

Physicists Search for Monstrous Higgs Particle. It Could Seal the Fate of the Universe.

How to survive in the world’s largest refugee camp

On the hunt for the Universe’s biggest galaxies far, far away

How Dr. Seuss Changed Education in America

Wildfire Smoke Is Here to Stay

Quantum Leaps, Long Assumed to Be Instantaneous, Take Time

On June 6, 1944, a lone C-47 led the Normandy invasion. Seventy-five years later, the plane will do it again.

Hackers seek ransoms from Baltimore and communities across the US

50 years ago this month, the US Army Corps of Engineers switched off a sizable portion of Niagara Falls

Pfizer had clues its blockbuster drug could prevent Alzheimer’s. Why didn’t it tell the world?

Everest Is Over

Bees can link symbols to numbers, study finds