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How a Controversial Cryonics Procedure Could Finally Make Immortality Possible

Futurists, including some medical doctors, are signing up to be decapitated—and then have their brains frozen. But without a body, what will their minds become?

By Ashley Stimpson
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Top Stories

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The 2024 Popular Mechanics Yard & Garden Awards

This spring’s best equipment for your yard and garden.

By Roy Berendsohn, Bradley Ford and Photography by Trevor Raab
Apr 26, 2024
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Underwater UFO is a Threat, Says Ex-Navy Officer

By Kyle Mizokami
Apr 23, 2024
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Presented by Castrol

DIY Car Key Programming: Why Pay the Dealer?

By Bradley Ford
Apr 22, 2024
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Presented by Castrol

How To Build Your Own Shop Shelves

By Roy Berendsohn
Apr 24, 2024
retired us army brig gen andrew hilmes shares his stories about staff sgt stevon booker during the m10 booker dedication ceremony at aberdeen proving ground, in aberdeen, md, april 18, 2024 the m10 booker combat vehicle delivers overwhelming precision firepower to the infantry brigade, allowing it to maintain momentum and freedom of action against enemy forces as part of the dedication of the m10 booker combat vehicle in their name, us army pvt robert d booker, a medal of honor recipient, and infantryman, assigned to the 133rd infantry regiment, 34th infantry division, during world war ii, and staff sgt booker, a distinguished service cross recipient, and tank crewman, assigned to alpha company, 1st battalion, 64th armor regiment, 3rd infantry division, in support of operation iraqi freedom, were recognized and honored for their ultimate sacrifice, heroism and commitment to service and country, represented by family members during the ceremony us army photo by christopher kaufmann

US Army Accepts Delivery of First M10 Assault Gun

By Kyle Mizokami
Apr 25, 2024

Must-Read Story

documents from stargate project

Inside the CIA’s Secret Mission to Use Mind Control to Spy on the Soviet Union

During the height of the Cold War, the CIA ran tests on people with paranormal abilities in an effort to unlock top-secret intel on foreign targets.

By Kimberly Hickok
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Trending Now

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Experts Find Missing Piece of Ramesses II Statue

By Darren Orf
Apr 30, 2024
high energy particles flow through a tokamak or doughnut shaped device antigravity, magnetic field, nuclear fusion, gravitational waves and spacetime concept

An Engineer Says He’s Overcome Earth’s Gravity

By Darren Orf
Apr 29, 2024
touching virtual

Does This Evidence Proves Life is a Simulation?

By Darren Orf
Apr 24, 2024
old skull and crossbones on an abandoned grave in brussels

‘Zombie’ Grave Discovered

By Tim Newcomb
Apr 30, 2024
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Military & Defense

fujian aircraft carrier rendered in red and orange

To Rule the Seas, China Needed a Major Tech Breakthrough—It May Have Just Found One

drones in crosshairs

The U.S. Has Built an Unstoppable Microwave Weapon

the virginia class attack submarine pre commissioning unit missouri conducts sea trials, july 2, in the atlantic ocean missouri is scheduled to be commissioned july 31 at naval submarine base new london

This Is the Most Lethal Submarine in the Sea

fire trucks on a road

The Most Expensive Plane Crash in History

two fighter jets

Can America’s Aging F-16 Overpower Russia’s Su-35?

Stay Curious

Tech

best wireless security camera

The Best Wireless Security Cameras for Your Home

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The Best Amazon Gaming Week Deals

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The 8 Best Outdoor Bluetooth Speakers

neuron system

This Artificial Synapse Runs on Water and Salt

Science

italy, rome, statue of augustus at night

Lost Villa of Rome’s Augustus Potentially Found

earth's magnetic field, the earth, the solar wind, the flow of particles

Earth’s Magnetic Field Is 3.7 Billion Years Old

the pink clock melts against the birch background creative concept of time

The Place Where Time Moves 9% Slower for Humans

archaeologist working in an archaeological

Dentists Discovers Ancient Jawbone in Tile Floor

Space

planet nine

Scientists Find Even More Evidence for Planet Nine

trace gas orbiter

An Unsettling New Image Shows ‘Spiders’ on Mars

alien, illustration

Why Life on Other Planets Might Be Purple

3d render of black hole

Astronomers Found a ‘Sleeping Giant’ Black Hole

Dive Deeper

walt disney head, clouds, dry ice

The Truth About Walt Disney’s Frozen Head and His Quest to Live Forever

He imagined the world of tomorrow. Fifty-seven years after his death, could he come back to life in the future he envisioned?

By Michael Natale
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Flight

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Treasure Hunters Say They Found Amelia Earhart’s Plane. Now, They’re Looking for MH370.

bessie coleman with helmet and goggles, bi plane illustration

How Bessie Coleman's Sky-High Ambition Killed Her

a group of soldiers standing next to a plane

Can Smokejumpers Still Protect a World on Fire?

fingerprints, police sketch of db cooper

7 People Who Have Confessed to Being D.B. Cooper

amelia earhart in the cockpit of an airplane

Possible Evidence of Amelia Earhart’s Plane

Badass Military Machines

a plane flying in the sky

Why the F-15EX Is Such a Badass Plane

By Eric Tegler
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
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Pop Mech Pro Pop Mech Pro

Why the C-5 Galaxy Is Such a Badass Plane

By Kyle Mizokami

Learn Something New

Physics

a planet with stars and a galaxy

Could the Chair You Sit on Have a Soul?

human hands stretched out to the burning sun, ethereal and unreal concepts of universe, spiritual and natural powers otherwise, fires burning down the past life, natural disaster, climate change and global warming, inferno, hell and chaos ultimate conceptual shot

Immortality Is Impossible Until We Beat Physics

as fast as light

Quest for New Physics Hinges on New Accelerator

rainbow colored brain with lightning bolts all over it before a rainbow galaxy background with tiny stars

Is Consciousness Everywhere All at Once?

Deep Math

pool table

Billiards With Memory Creates Intricate Patterns

prime numbers

A Prime Numbers Study Is Stirring Up Controversy

portrait of french mathematician, pierre de fermat

Machines About to Tackle Fermat’s Last Theorem

numbers around a phantom face in black and blue

Can AI Help Solve Math’s Thorniest Mysteries?

Home & DIY

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Presented by Castrol

Use Induction Heat to Break Free Rusted Bolts

front brake pads being replaced
Presented by Castrol

How to Replace Your Car’s Brakes

smart automatic transfer switch for stand by power
Presented by Castrol

Stand-by Power: Eco Flow’s Smart Home Panel 2

a person pushing a lawn mower
Presented by Castrol

How to Maintain Your Generator

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Artificial Intelligence

seated robot artist painting on digital screen

AI Image Generators Will Blow Your Mind. Here Are the Best 3 Right Now

male face, illustration

Should We Worry About AI Reaching Singularity?

humanoid robots facing each other, illustration

Could AI Really Have Thoughts and Feelings?

robot hand holding a paint brush

Why You Should Try Using AI For Your DIY Projects

a tape measure spread across a wooden box with a phone displaying the chatgpt dashboard

I Tried to Learn Woodworking Through ChatGPT

More Great Stuff

Culture

harry houdini with locked chains around wrists

Who Killed Harry Houdini?

dr j allen hynek holding pipe and ufo report, flying saucers

J Allen Hynek: The Man Who Made Us Watch the Skies

how a ship in a bottle is made

Watch a Master Craftsman Create a Ship in a Bottle

aerial, ship image, side with hubbard glacier, alaska, radiance class, boat, glacier, serenade of the seas, sr, radiance class, ship exteriors

What 9 Months on a Cruise Ship Can Do to You

Editor Favorites

multicolored painted nebula

The Universe Could Be Eternal, This Theory Says

astronaut on moon collecting samples

The Incredible Case of NASA’S Missing Moondust

train car pile up

Inside the Final Minutes of a Horrible Train Wreck

close up of waves

The Engine Driving Our Oceans Could Die by 2100

Conspiracy Theories

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

The Strange Origin of the Hollow Moon Conspiracy

nasa captured this image during the sts 88 space shuttle mission while 246 miles above the coast of namibia and looking north
Presented by Pop Mech Pro

The Truth About the ‘Black Knight’ Satellite

roman empire

Why Some People Deny the Roman Empire Ever Existed

portrait of challenger crew

Why Challenger Conspiracy Theories Persist

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Our Planet

piles of sand and gravel for the construction industry

A New Use for Old Concrete Could Revolutionize Carbon Capture

concept illustration global warming around the world is about to be burned by human hands 3d image

The Overlooked, Powerful Role of Inorganic Carbon

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Pyrite Isn’t Looking So Foolish in the Lithium Age

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Cloud Brightening May Be Our White Knight

san andreas fault

A Section of the San Andreas Fault Is Waking Up

Live the POP Life

Cars & Trucks

a coffee cup and a coffee mug

The Best Car Cup Holder Adapters in 2024

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Presented by Castrol

How To Wash Your Car

best car tools, car maintenance, diy car maintenance
Presented by Castrol

The Best Car Tools to Keep Up With Maintenance

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Presented by Castrol

How to Change Your Oil And Filter

Adventure

yeti roadie 32

The Yeti Roadie 32 Is Now Available

a green cooler

The Best Camping Coolers for Summer Adventures

best inflatable kayaks

The Best Inflatable Kayaks

a person holding a knife

The 13 Best Pocket Knives to Buy Now

Gear & Gadgets

best outdoor security cameras

The Best Outdoor Security Cameras for Your Home

dewalt 12 volt cordless drill and bit set

Save 31% on This DeWalt Cordless Drill and Bit Set

led grow lights

The 8 Best Grow Lights for Indoor Plants

grilling burgers vegetables on camp chef pellet grill

The 11 Best Grills of 2024, Tested and Approved

The Latest

best outdoor security cameras

The Best Outdoor Security Cameras for Your Home

best wireless security camera

The Best Wireless Security Cameras for Your Home

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Spice Up May the 4th With Truff’s New Hot Sauce

gaming keyboard, curved monitor, gaming desktops, mouse, tuf laptop

The Best Amazon Gaming Week Deals

tcl smart tv

Save 33% on This 75-Inch TCL Smart TV

dewalt 12 volt cordless drill and bit set

Save 31% on This DeWalt Cordless Drill and Bit Set

italy, rome, statue of augustus at night

Lost Villa of Rome’s Augustus Potentially Found

craftsman 159 piece mechanics tool set

Score 50% Off This Craftsman Mechanics Tool Set

best cheap security cameras

The Best Cheap Security Cameras for 2024

planet nine

Scientists Find Even More Evidence for Planet Nine

led grow lights

The 8 Best Grow Lights for Indoor Plants

grilling burgers vegetables on camp chef pellet grill

The 11 Best Grills of 2024, Tested and Approved