Read the latest articles from Popular Science (Page 31)

star wars poster
Science Fiction

This is now the most valuable piece of Star Wars memorabilia 

Artist Tom Jung’s 1977 painting introduced the world to the look and feel of George Lucas’ blockbuster adventure.

Bluetti solar generators on sale at Amazon
Outdoor Gear

Amazon just dropped Bluetti portable power stations and solar generators below Black Friday prices

Don't wait for an emergency to grab a battery backup system. Bluetti's powerful packs are as affordable as they get right now.

A humanoid robot is carried by technicians after being knocked out in a kickboxing match at the World Humanoid Robot Games on August 15, 2025 in Beijing, China.
AI

2025 proved humanoid robots are here to stay. And fall down.

Their creators say it’s the getting back up part that matters.

An overhead shot of a Black woman with dark curly hair lying on white bedding with her eyes tightly shut in a pained expression. She has one hand pressed against her temple, illustrating a headache or migraine.
Science

Why do people get headaches and migraines? A child neurologist explains the science of head pain and how to treat it.

We can get headaches because of lack of sleep, too much alcohol or caffeine, or not drinking enough water.

Rosetta Stone app deal
Gear

Start your 2026 Resolutions with a lifetime membership to Rosetta Stone’s language learning program for just $149

Grab a lifetime membership and learn up to 25 languages instead of scrolling your life away in 2026.

Greenworks battery powered tools
Home

Amazon is blowing out Greenworks battery-powered yard tools and snow blowers during its winter clearance sale

Greenworks makes a wide variety of powerful electric yard tools and they're just about all on sale during this limited event.

variety of products
Best of What's New

5 home innovations that improved our lives in 2025

From dishwashers to lawnmowers to roof tiles.

two smuggled spider monkeys hugging
Wildlife

Baby spider monkeys rescued in Texas

Animal traffickers face up to 20 years in prison and a $250,000 fine.

Anti-icing chemicals in winter season. Street treated with technical salt or de-icing chemicals, closeup view. Effective tool to fight ice on surfaces. Rock salt on road.
Conservation

Stop using so much sidewalk salt

Winter needs a low-sodium diet.

A Jack Russell terrier looks out beneath the bed covers alongside their owner's feet, which peek out from beneath the covers. The dog has an alert, inquisitive expression. The bed covers are a tan color.
Ask Us Anything

Would my dog or cat really eat me if I died alone?

As grim as it sounds, it's often expected—and biology explains why.

A high-detail Hubble Space Telescope image of the spiral galaxy Messier 77. The galaxy features a brilliant, white-gold central core surrounded by tightly winding spiral arms filled with dark, thread-like dust lanes and scattered patches of glowing reddish-pink star-forming regions.
Space

How are dark matter and antimatter different?

While scientists understand antimatter fairly well, they still have lots of questions about dark matter.

a light green aurora over a waterfall
Space

12 ethereal images from the 2025 Northern Lights Photographer of the Year awards

The aurora danced across the skies of Iceland, New Zealand, Estonia, and more this year.

A close-up of a small, dark gray rat with prominent whiskers and large dark eyes, peering over the edge of a light-colored wooden box. One of its pinkish paws rests on the rim of the box, and bits of straw or nesting material are visible in the soft-focus background.
Archaeology

I study rat nests − here’s why rodents make great archivists

The scraps rats stash in walls and attics can preserve centuries-old artifacts.

Astronaut working inside International Space Station module
International Space Station

Tour the International Space Station in new NASA walkthrough

The new video highlights the (cramped) life aboard the ISS.

Woman in her twenties with open eyes and extended eyelashes
Medicine

5 breakthrough health innovations in 2025

person holding photo above other photos
Projects

​​Why you should still print photos

A tangible reminder of your life's big (and little) moments.

close-up of Grey/Gray squirrel holding a walnut
Ask Us Anything

Squirrels can find 85% of the nuts they hide

Our furry neighbors use a whole toolkit to locate their caches during the winter.

a capybara between two evergreen trees
Animals

Donated Christmas trees get a second life at the zoo

The evergreen trees give kangaroos, bison, lions, and more extra shelter and fun.

Painting of horned Viking at bow of ship looking off at the ocean while two others row behind him.
Archaeology

How we unlocked the secrets of Denmark’s oldest plank boat–with the help of an ancient fingerprint

Chemical analysis of boat tar and a preserved fingerprint reveal how far Iron Age warriors traveled by sea.

Patagonia gear on sale at REI
Outdoor Gear

REI is blowing out tons of Patagonia gear during this year-end clearance sale

Grab winter jackets, bags, swimwear, pants, shorts, and just about every other piece of clothing you could want on discount.