Read the latest articles from Popular Science (Page 264)

A scuba diver shines a flashlight in a flooded cave filled with stalactites and stalagmites.
Photography

The Red Bull photo contest illuminates epic landscapes and adrenaline-pumping scenes

The intensity of these shots might make your palms sweaty.

The best 15-inch laptops
PC Gaming

The best 15-inch laptops

These large-screen laptops make it easy to run multiple apps at once on-the-go.

An open MacBook on a desktop showing the MacOS desktop and the results from a Siri query
Tech Hacks

How to text Siri instead of talking to it out loud

For when you only want to have a private chat with Apple's personal assistant.

A lineup of the best Dell laptops cut into fours vertically.
PC Gaming

The best Dell laptops

Dell’s laptop lineup offers something for every budget and every user—with some particularly sweet gaming options thanks to Alienware.

How smart trailers could give trucking a clean, electrified boost
Electric Vehicles

How smart trailers could give trucking a clean, electrified boost

A special trailer from Range Energy aims to follow the truck tractor "like an obedient dog." Here's how it all works.

The best latte machines
Appliances

The best latte machines

Nailing perfectly customized at-home coffee can seem like a tall order, so we’ve collected espresso machines we think you’ll love a latte.

It’s easier than ever to get prescription drugs online. Should regulators be paying more attention?
Health

It’s easier than ever to get prescription drugs online. Should regulators be paying more attention?

“It just seemed like it was just a terrible practice of medicine.”

The best wallets help you keep daily essentials in one place while providing some measure of security.
Gear

The best wallets

Even if you mostly rely on your phone for making payments, a real wallet is still an important accessory.

A lineup of the best electric blankets on a plain background
Home

The best electric blankets to keep you cozy

Whether you're watching the game from the stands or snuggling on the couch, the right electric blanket can keep you warm (and potentially cut down on heating bills).

Test subject tilting in spatial disorientation machine
Aviation

These wearables might protect astronauts from space ‘death spirals’

Spatial disorientation is dangerous for pilots and astronauts. Here’s how tiny 'vibrotactors' could help.

A large asteroid with a smaller asteroid orbiting it. This image shows the “moonrise” of the satellite as it emerges from behind asteroid Dinkinesh as seen by the Lucy Long-Range Reconnaissance Imager. This image was taken by NASA’s Lucy spacecraft at 12:55 p.m. EDT on November 1, 2023, within a minute of closest approach, from a range of approximately 270 miles. From this perspective, the satellite is behind the primary asteroid. The image has been sharpened and processed to enhance contrast.
NASA

First NASA images from Lucy’s flyby reveal that ‘Dinky’ is not alone

Scientists have discovered that the asteroid Dinkinesh is actually a binary pair.

A black and white cat with a large mid-section sits on a kitchen floor.
Nutrition

Overfeeding cats will mess with their guts and poop

A study on cat obesity tracks changes in their microbiomes.

VPN app turned on display on phone screen
Internet

How does a VPN work? Here’s how one can protect your privacy.

Everything you need to know about this IP address-changing service.

Person with short brown hair and bright yellow shirt on a light blue background holding tissue up to runny nose
Diseases

Why runny noses are good for you

Embrace the power of mucus.

Person sat on a wooden desk working on a open Chromebook laptop
Tech Hacks

You should learn how to take screenshots on a Chromebook (and edit them)

ChromeOS users have their own way of taking screenshots.

the signal display on a home wifi router
Internet

What is a router? It’s like your WiFi’s post office.

This device distributes internet access to your phones and computers. Here's how it works.

The particle accelerator on a one-cent coin.
Particle Physics

How physicists built the world’s smallest particle accelerator

The coin-sized device is a proof-of-concept, but could inspire future medical devices.

Four of the best 3D printers for kids are sliced together against a white background.
Peripherals

The best 3D printers for kids

Modern 3D printers offer much greater accessibility than previous models.

The synthetic melanin is being applied to Inflamed skin. Just under the surface of the skin are green free radicals, also known as ROS, or "reactive oxygen species."
Medicine

Lab-made ‘super melanin’ speeds up healing and boosts sun protection

The synthetic pigment could be used in everything from military uniforms to cancer treatments.

A white rat pops its head out of a black box. Like in humans, the rat’s hippocampus is the part of the brain where mental maps of the world are stored.
Biology

Rats may have imaginations

New research suggests that rats might picture where they've been and think about moving objects.