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asteroid samples gathered from osiris rex

NASA Devised a Wild Plot to Capture an Asteroid and Save Humanity. It Almost Failed

The space agency defied incredible odds to get its asteroid-hunting OSIRIS-REx spacecraft off the ground. Since then, the mission has upended everything we know about our solar system.

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Top Stories

a female figure projection in a dark environment

Scientists Want to Teleport a Whole Human. A Quantum Breakthrough Could Make It Reality.

There’s just one catch: every atom in your body would be fully disassembled to the quantum level, effectively leaving your original body totally destroyed.

b1b lancer dropping a long range anti ship missile

America Built the Most Deadly Missile on the Seas

By Kyle Mizokami

sap running through hoses to the processing facility

Inside the Race to Save the Maple Syrup Industry

By Ashley Stimpson

iran fires around 180 ballistic missiles at israel amid rising tensions

Why Iran Launches Ballistic Missiles at Israel

By Sébastien Roblin

abstract tokamak reactor

How Nuclear Fusion Will Give Us Limitless Energy

Must Watch

preview for How to Live Forever, or Die Trying

How to Live Forever, or Die Trying

Can science finally overcome our ultimate biological limitations?

By Courtney Linder and Pavlína Černá

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Trending

egyptian god and hieroglyphics on the wall

Archaeologists Find Sealed, Ancient Egyptian Tomb

runic letters on a stone

Viking Burial Ground Rife with Ship-Shaped Rocks

brick wall, old bricks texture

Ancient Fortified City Discovered in Arabia

silhouette of a figure walking along a treelined path at sunset

Scientists Just Solved a Van Gogh Painting Mystery

By Jackie Appel

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Military & Defense

black military jet airplane over the desert

The YF-12 Could Fly at Mach 3 and Blast Russian Bombers from the Sky. Why Did It Never See Action?

raf f 35b fighter jet aircraft in flight at the airshow

This Military Helmet Would Link Brains to Machines

industrial drone against the sunset sky industry innovation

AI Drone Warfare May Rule Future Conflicts—Badly

a ah 64a apache attack helicopter

How China Copied America’s Deadliest Helicopter

m142 himars in service with ukrainian army

Inside America’s Alarming Missile Engine Shortage

Reviews You Can Trust

popular mechanics gear of the year 2025, diablo fine finish and plywood track saw blade, phlipbit ult multibit screwdriver, brunt marin comp toe, klein tools work fan

Gear of The Year 2025

Stay Curious

Tech

gaming console and controller on a table next to books and a couch

The PS5 Pro Review: Is The Upgrade Worth $700?

rc cars

The Best Remote Control Cars for Kids and Adults

asus tuf gaming laptop

The 7 Best Asus Gaming Laptops for Every Budget

best drones

The 7 Best Drones

Science

circular ufo flying over mountain landscape

Why UAPs Might Be Defying Laws of Physics

'tutanchamun sein grab und die schaetze' exhibition preview

King Tut’s Mask Wasn’t Meant for Him

galena mineral

Is Evidence of Dark Matter Insid Ancient Rocks?

network and data speed

This Particle's Mass Depends on Its Direction

Space

artwork of river delta on titan, illustration

Is Life Hiding Beneath Titan’s Thick Icy Crust?

radio antenna against star trails

A Father-Daughter Duo Cracked an ‘Alien’ Code

abstract illustration

This Molecule May Be the Source of Life on Earth

artwork of a pulsar

Neutron Stars Could Be Nurseries for Axions

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Dive Deep

night scenes at skinwalker ranch

How This Remote Utah Ranch Became a Paranormal Activity Hotspot

Bizarre phenomena have lured real-estate tycoons, scientists, TV producers—and the U.S. government—to Skinwalker Ranch. What are they looking for?

By David Howard

Flight

underside of the tu 144

Russia Built a Stunning Rival to the Supersonic Concorde—and Then It Fell From the Sky

john kennedy, jr attends ceremony awarding the john kennedy prize

What Doomed JFK Jr.'s Final Flight?

autonomous driverless aerial vehicle fly across city, 3d render

NASA Hoping to Make Air Taxi Rides Comfortable

water reflection of dark water with the shadow of an airplane

Underwater Acoustics Could Help Find Flight MH370

bong and marge

Plane Flown by 'Ace of Aces' Pilot Finally Found

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Badass Military Machines

a plane flying in the sky

Why the F-15EX Is Such a Badass Plane

leopard 2 tank

Why the Leopard 2 Is Such a Badass Tank

By Kyle Mizokami

B-52 Badass Plane

Pop Mech Pro Pop Mech Pro

Why the B-52 Is Such a Badass Plane

By Alex Hollings

c5 galaxy

Pop Mech Pro Pop Mech Pro

Why the C-5 Galaxy Is Such a Badass Plane

By Kyle Mizokami

Learn Something New

Physics

black holes

Black Holes Could Be Back Doors to Other Universes

abstract tunnel illuminated from inside

Wormholes May Be a Portal for Interstellar Travel

red laser array

This Laser Could Unlock Interstellar Travel

a large tunnel with a ladder

How We'll Discern the Origins of the Universe

Deep Math

the greek letter pi the symbol of the mathematical constant

A New Formula for Pi Is Here

opened safe deposit with glowing insides

Are We Close to Solving a Notorious Math Problem?

human head and equal sign formed by human crowd on white background

Mathematicians Are Rethinking the Equal Sign

numbers around a phantom face in black and blue

Can AI Help Solve Math’s Thorniest Mysteries?

Home & DIY

matt using the ifixit soldering kit

The FixHub: iFixit's All New Soldering Station

ripped sticker on yellow metal

Sticker Removal 101

milwaukee cordless band saw

The 7 Best Band Saws

best cordless leaf blowers

The 8 Best Cordless Leaf Blowers for Yard Cleanups

Unlocking Consciousness

man walking into different dimension

Your Consciousness Can Enter Alternate Dimensions While You’re Dreaming, Scientist Claims

brain enveloped in complex light trails in an image about future brain research artificial intelligence and creativity

Scientists Are Trying to ‘See’ Your Consciousness

head stars

Our Consciousness May Come From a Higher Dimension

brain floating in light trails

This Study Backs a Quantum Theory of Consciousness

human head with human brain made out of circuit board as brain anatomy

The Brain Could Be 100 Million Times More Powerful

More Great Stuff

Culture

earthen tunnel and a circular hole in the floor with light shining through

Clues Emerge About Mysterious Tunnels Below Europe

neanderthal, conceptual illustration

Genome of 'Last Neanderthal' Has Been Sequenced

film stacks from the sunken hexagon capsule on the ocean floor

America’s Secret Race to Recover a Spy Satellite

cahokia mounds state historic site

New Clues Emerge About an Ancient Lost City

Editor Favorites

shard of gray rock

Could This Metal Shard Be Alien Technology?

manganese nodule battery

Scientists Find Groundbreaking Deep-Sea Battery

abstract squared shape light tunnel

Fourth-Dimensional Aliens Could Be Spying On Us

UFO Sightings are Spiking. This Man Knows Why.

Conspiracy Theories

ascending from the hidden depths of the mountain, a ufo saucer gracefully takes flight

Aliens May Be Hiding Underground, Scientists Say

unidentified flying object, composite image

Japan Is the World’s Top Hotspot for UFO Sightings

satellite dish on the background of a digital code satellite communication concept

What We Know About Russia’s Mystery Radio Signal

close up image of full moon as seen in the northern hemisphere

The Strange Origin of the Hollow Moon Conspiracy

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Our Planet

white mushroom with mycelium, hyphae actually in the ground published by 'hausfrau' 19 1907vintage property of ullstein bild

Fungal ‘Brains’ Can Think Like Human Minds, Scientists Say

close up of a sparkly clear faceted gem

Diamond Dust Could Help Cool the Planet

easter island fifteen standing moai of ahu tongkariki sunny day, high angle view

Easter Island Is at the Core of Another Mystery

raindrops falling against caucasian hands at sunset

Did Rain Help Form the First Cells on Earth?

water drop

Earth’s Water Cycle Is Malfunctioning

Live the POP Life

Cars & Trucks

joywhale kids ride on car licensed chevrolet 3100 pickup battery powered motorized electric car

The 7 Best Kids’ Electric Cars

astroai portable car jump starter with air compressor

This Portable Jump Starter Is 26% Off on Amazon

goodyear wintercommand ultra

The Best Labor Day Tire Sales of 2024

matt using a syringe to touch up paint on a vechile

Automotive Touch Up Paint 101

Adventure

solar generator 1500 kit plus

Our Review of the BioLite BaseCharge 1500+

several solar powered generators on stones

The 8 Best Solar-Powered Generators

carhartt jacket hanging on a wooden backdrop

The Best Carhartt Jackets for Men

best pocket knives

The 9 Best Pocket Knives to Buy Now

Gear & Gadgets

worx nitro chainsaw, on sale

Gas and Electric Chainsaws On Sale Before Holidays

taking pizza out of microwave, heating up potatoes in panasonic microwave

The 8 Best Microwaves

jackery explorer 1000 portable power station

Save Big on Portable Generators and Power Stations

a person standing next to a toy car

The Best Electric Mowers of 2024 for Any Yard

The Latest

circular ufo flying over mountain landscape

Why UAPs Might Be Defying Laws of Physics

the best men's stocking stuffers, paper airplane, soap bag, field notes, pocket knife, pen, wallet, grill scraper, game, mug, lighter, beer chiller, flask, clip light, toothpaste

The 30 Best Stocking Stuffers for Men

the best gifts for handyman

The 35 Best Gifts for the Handyman

worx nitro chainsaw, on sale

Gas and Electric Chainsaws On Sale Before Holidays

glass jar containing yellow powder in focus with a tall clock tower in the background

Carbon Capture Just Got a Whole Lot Easier

'tutanchamun sein grab und die schaetze' exhibition preview

King Tut’s Mask Wasn’t Meant for Him

taking pizza out of microwave, heating up potatoes in panasonic microwave

The 8 Best Microwaves

solar generator 1500 kit plus

Our Review of the BioLite BaseCharge 1500+

portable power station with various output ports and a display screen

Amazon's Jackery Portable Power Station Sale

a bucket filled with tools and a tool belt

Five Uses For a Five-Gallon Bucket

jackery explorer 1000 portable power station

Save Big on Portable Generators and Power Stations

galena mineral

Is Evidence of Dark Matter Insid Ancient Rocks?