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Could Physics Help Us Solve the Mystery of Aging?

Some scientists say the answers may lie in thermodynamics and other mathematical principles

Pesticide Exposure at Work May Increase Motor Neurone Disease Risk

A new review looked at 1,734 people with ALS. But it couldn’t separate pesticide from other risk factors, such as head trauma.

Financial Struggle Can Age Your Brain

Persistent poverty can accelerate cognitive decline starting in your 50s


Read Stories from Our Newest Print Issue: The Stupid Issue

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Why We Think We Know More Than We Do

Breaking down the famous “Dunning-Kruger effect” with David Dunning himself

When Stupid Was a Diagnosis

A dark history that is in danger of returning as support for people with disabilities withers

What Makes Humans Stupid

It takes intelligence to get things spectacularly wrong. An essay on our undoing.

How Hannibal’s War Elephants Helped to Determine His Route Through the Alps

When you go into battle with nearly 40 gigantic pachyderms, you need to take the shortest path possible

The Rabies Vaccine Debuted Nearly 150 Years Ago Today

Pioneering microbiologist Louis Pasteur helped save the life of a dog-bitten boy

This Was a Big Week for Marie Curie, More Than 120 Years Ago

Despite steep odds, she became the first woman in France to earn a doctorate in science

How Much Do We Really Want to Know About UFOs?

What disaster psychology research, a few Cold War UFO files, and a Spielberg movie say about how we might handle first contact

What Do People Think About?

Sex barely made the list. Coffee and cats fared better.

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A “Hellish Cloud” Descended on Los Angeles in 1943

It marked the city's first smog incident. Here’s what it looked like—back then and over the years that followed.

Mountain Lions Make Roads Safer

The hidden safety benefits of these kings of the mountains

These Ancient Sea Worms Have “Biometal” Jaws

Not as scary as a great white shark, but the science is fascinating

What a Picture of a Dog Has to Do with Reason and Logic

People who can’t see images in their minds challenge an old philosophical standby

Science Is Political—and Spiritual

Author and physicist Chanda Prescod-Weinstein on the crisis in American science

Life Originated Twice on Earth

New research traces the origins of our metabolism back in time

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A One-Two Punch: New Drug Overfeeds—Then Starves—Cancer Cells

The two-step process could help fight other diseases as well

Here’s Why There Aren’t Any Tiny Dinosaurs

There are plenty of teensy animals—just not dinosaurs

A New Toad Species Emerges from the La Brea Tar Pits

A paleontological leap thanks to the unusual fossilization in crude oil

Rec League Sports May be Better at Building Strong Bones Than Weightlifting

Higher intensity physical activities like handball and soccer boost biomarkers for bone formation

Check Out Rare Images of Borneo’s “Ghosts of the Forest”

The Sunda clouded leopard proves elusive even when there are camera traps aimed at finding them