Read the latest articles from Popular Science (Page 380)

Pile of plastic materials for recycling
AI

Sorting and recycling plastic is notoriously hard—but this AI could help

Barely 5 percent of all plastic intended for recycling facilities ends up in a new product.

A person using the Apple Notes app on an iPhone.
Tech Hacks

Write these down: the best note-taking apps for your phone

Turn your smartphone into a digital notepad.

Poop emoji covered in soap bubbles on a light blue background
Agriculture

Your poop is useful. Meet the father-son team creating ‘humanure.’

Why does Americans' poop rot in landfills when it could be fertilizing farms and parks?

Hera asteroid space probe radio antenna in ESA lab
Deep Space

DART left an asteroid crime scene. This mission is on deck to investigate it.

Hera will retrace history's first asteroid-deflection test and piece together the crash from every angle.

Moonlight will help inspire a Danish church’s wildlife-friendly design
Pollution

Moonlight will help inspire a Danish church’s wildlife-friendly design

The moon's phases will determine how much light the building should actually use.

the steering yoke on a lexus EV
Electric Vehicles

This new Lexus EV offers an aircraft-like steering wheel. Here’s what it’s like to use.

The RZ 450e is Lexus's first electric vehicle—check out its futuristic steering wheel.

Backlit radio dial showing the marker running through different stations and frequencies
Electric Vehicles

Emergency officials sound the alarm on electric vehicles dropping AM radio

EV propulsion systems cause AM radio interference, but experts maintain easy access to the stations are still vital.

Person on a New York City subway train texting on their phone.
Tech Hacks

7 secure messaging apps you should be using

You might want to rethink your favorite messaging app and opt for something more secure.

A stinky, 5,000-mile-long wad of seaweed is about to gunk up Florida’s beaches
Ocean

A stinky, 5,000-mile-long wad of seaweed is about to gunk up Florida’s beaches

Spring break could really get wild (and smelly) this year.

Atomic structure image of Mycobacterium smegmatis Huc enzyme
Technology

This common bacteria is teaching scientists how to turn air into energy

A safe cousin of tuberculosis can turn hydrogen into its own fuel. Scientists have finally figured out how it works.

Fungus gnat on a white flower petal
Insects

Flies evolved before dinosaurs—and survived an apocalyptic world after the Permian extinction

Tiny, short-lived gnats may be tougher than they seem.

A black widow spider side by side with a brown widow spiders, a fellow species in the same genus, Latrodectus.
Spiders

Black widows battle their even deadlier cousins in a brutal spider war

Even the scariest creatures have fearsome rivals.

PEP Buddy breathing aid on lanyard for COPD patietns
Engineering

A $25 whistle-like tool could be a game changer for COPD patients

The PEP Buddy is cheap, uses no electronics, and could help regulate breathing for COPD sufferers.

the v-280 valor flies
Army

The US military wants ideas for fast aircraft that don’t need runways

DARPA is interested in new kinds of flying machines that are both speedy and capable of roughing it. Take a look at the designs they have in mind.

Seniors are struggling with chronic anxiety, but don’t seek treatment
Mental Health

Seniors are struggling with chronic anxiety, but don’t seek treatment

Seniors are more likely than younger adults to report 'somatic' or physical symptoms of anxiety.

How growing antlers on mice could lead to new treatments for humans
Biology

How growing antlers on mice could lead to new treatments for humans

Researchers say their findings could lead to new methods of care for bone injuries and might even give rise to clinical limb regeneration.

A man with short, brown hair, wearing a white t-shirt and hanging a white cabinet door in a white kitchen.
Projects

A simple guide to hanging cabinet doors

Although you can install cabinets yourself, you may want to enlist a helper.

Start your garden early with the help of the best seedling starter trays.
Home

The best seedling starter trays

Plan your garden early with the help of these growing tools.

Why are Tesla steering wheels falling off?
Electric Vehicles

Why are Tesla steering wheels falling off?

NHTSA is aware of two instances in which a steering wheel has come off a Tesla Y.

Sewage plants emit more methane than we thought, and that’s a problem
Fossil Fuels

Sewage plants emit more methane than we thought, and that’s a problem

'Wastewater treatment plants are a major source of greenhouse gasses in cities and we need to start treating them like that.'