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Physics

An abstract image because it's hard to see three individual photons.

New Research

Scientists Create a New Form of Light by Linking Photons

Photons typically don’t interact, but physicists bound three together in the lab

Single Atom in Ion Trap

Cool Finds

Breathtaking Bubbles, Butterfly Wings, and a Glowing Atom Take Top Prizes in Science Photo Contest

The images celebrate the depth and beauty of the physical sciences

Every dazzling jump on the ice—like Yuzuru Hanyu's quadruple Lutz at the 2017 Grand Prix of Figure Skating in Moscow, Russia—requires a mastery of balance, rotational speed and angular momentum.

Winter Olympics

How Physics Keeps Figure Skaters Gracefully Aloft

Every twist, turn and jump relies on a mastery of complex physical forces

A laser delivers a burst of ultraviolet light to compress water ice and create superionic ice

New Research

Scientists Make Weird Type of Ice Halfway Between Solid and Liquid

The strange form of ice could help explain the odd magnetic fields seen around Uranus and Neptune

A replica of Foucault's famous experiment at the Museo Nazionale della Scienza e Tecnica in Milan, Italy

Ask Smithsonian

How Does Foucault’s Pendulum Prove the Earth Rotates?

This elegant scientific demonstration has been delighting everyday people for nearly 200 years

The epicenter of last night's earthquake in Alaska

Trending Today

Why Did Alaska’s Big Quake Lead to a Tiny Tsunami?

Geophysics, plate tectonics and the vast ocean all determine how severe a tsunami may be

A male peacock spider, Maratus robinsoni

New Research

How Peacock Spiders Make Rainbows on Their Backsides

The adorable arachnids use specialized scales to break light into its component colors to produce some of nature’s tiniest rainbows

In the nothingness of space, sound waves have no medium by which to travel.

Science in the Movies

The Science of Silence in ‘Star Wars: The Last Jedi’

The soundless lightspeed attack that baffled some fans was actually the film’s most scientifically accurate moment

An artist's rendering of the CP-1 nuclear reactor.

How the First Man-Made Nuclear Reactor Reshaped Science and Society

In December 1942, Chicago Pile-1 ushered in an age of frightening possibility

New Research

The Physics Behind the Layers in Your Latte

Layered lattes are a cool trick, but the science of why it happens could help in manufacturing and even studying the ocean

The Ten Best Science Books of 2017

These books not only inspired awe and wonder—they helped us better understand the machinations of our world

For the first time, human beings harnessed the power of atomic fission.

The Science Behind the First Nuclear Chain Reaction, Which Ushered in the Atomic Age 75 Years Ago

That fateful discovery helped give us nuclear power reactors and the atomic bomb

An artist's impression shows two tiny but very dense neutron stars at the point at which they merge and explode as a kilonova.

What the Neutron Star Collision Means for Dark Matter

The latest LIGO observations rekindle a fiery debate over how gravity works: Does the universe include dark matter, or doesn’t it?

New Research

How Mosquitoes Sneak Away After Feasting on Your Blood

Special wingbeats and long legs help mosquitoes take off without getting smushed

Stephen Hawking with Isaac Newton's annotated copy of Principia Mathematica

Cool Finds

Stephen Hawking’s PhD Thesis Goes Online, Crashing Internet Servers

After less than a day on the internet, it racked up 60,000 downloads

Aimee Stapleton and other researchers at the University of Limerick have found that lysozyme—in tears, saliva, mucus, milk and chicken eggs—accumulates an electric charge when squeezed.

Future of Energy

Your Tears Can Generate Electricity

A protein found in human tears can create electricity when placed under pressure, potentially paving the way for better biomedical devices

Testing football gear

The Innovative Spirit fy17

Could This Strange Fluid Prevent Concussions and Twisted Ankles?

Army researchers, academics and industry have been using shear thickening fluids for body armor, better football helmets, rehabilitation tools and more

"We were joking that we could do some kind of a comedy about organ printing," says Zach Weinersmith. "What if there was this world where every part of your body is disposable? Everyone could act way more dangerously."

Ten Technologies That Will Change Our Lives, Soonish

A scientist and admired cartoonist explore how today’s research is becoming tomorrow’s innovations in a new book

What can humans learn from this master of disguise?

Like Octopus Skin, This New Material Goes From 2D to 3D in Seconds

Octopi are masters of disguise, able to change both the color and texture of their skin. Engineers have developed a material that can do similar tricks

Trending Today

Three Scientists Behind the Detection of Gravitational Waves Awarded Nobel Prize in Physics

The trio is the leading force behind the massive pair of detectors that can measures ripples in the fabric of space-time smaller than the width of a proton

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