Read the latest articles from Popular Science (Page 390)

Closeup of solar panel installation
Engineering

This alternative to lithium-based batteries could help store renewable energy

The Department of Energy is investing $500 million in zinc-bromine battery manufacturing.

The best webcams for streaming
Peripherals

The best webcams for streaming

Look and sound your best when you go live with sharp, high-resolution, feature-rich webcams for streaming.

The best outdoor heaters
Home

The best patio heaters

Being outdoors is a natural mood enhancer, even when the temperature drops, so pick a patio heater and get that pick me up.

The best vacuum cleaners
Home

The best vacuum cleaners

Get floors so clean you’ll practically be able to eat off of them.

Lockheed Martin test-fired a missile with twice the range of existing rocket artillery
Army

Lockheed Martin test-fired a missile with twice the range of existing rocket artillery

The 93-mile test occurred in New Mexico. Existing HIMARS rockets have a range of about 43 miles.

Lagos Blue Line Rail train next to traffic jam
Engineering

Traveling through the world’s most traffic-heavy city just got a lot quicker—and greener

After over a decade of stalled efforts, Lagos Blue Line is finally open to commuters.

The best gaming PCs composited
PC Gaming

The best gaming PCs

A proper gaming PC opens up a world of possibilities not available to console players.

Pants on hangers
AI

The US wants to dress military in smart surveillance apparel

Privacy experts aren't thrilled by SMART ePANTS.

An artist’s illustration of Fujianvenator prodigiosus, an avialan theropod who lived during the Late Jurassic period and had a lower leg that was twice as long as its thigh.
Evolution

Leggy dinosaur species could be the latest feathery clue to bird evolution

The Fujianvenator prodigiosus was a pheasant-sized swamp creature that lived around 150 million years ago.

Vegetation makes its way through the drought-ridden earth on the shores of the Viñuela reservoir in Spain. The reservoir feeds the tropical crops of Axarquía, such as mangoes and avocados. It is in a phase of desiccation, with no water inflow, but consumption that has led the municipalities of Málaga to impose restrictions on the consumption of drinking water.
Global Warming

A ‘season of simmering’: This summer’s 3-month streak was hottest ever recorded

'Climate breakdown has begun,' says United Nations Secretary-General António Guterres.

An AirTag, probably tracking lost keys.
Tech Hacks

How to track your AirTags—and protect yourself when they’re not yours

Track your stuff—and avoid being stalked.

Two monkeys sitting in a forest. Dartmouth researchers report that apes and early humans evolved more flexible shoulders and elbows than monkeys to safely get out of trees. For early humans, these versatile appendages would have been essential for gathering food and deploying tools for hunting and defense.
Evolution

Our tree-climbing ancestors evolved our abilities to throw far and reach high

Football season really started 20 million years ago with this evolutionary quirk.

What does sleep mean for animals?
Animals

What does sleep mean for animals?

Animals may have 'active' sleep phases similar to human REM cycles.

Concept art of Artemis lunar base with astronauts
Technology

Poppyseed-sized nuclear fuel cells might power a NASA moon base

Trisofuel could help provide energy not only on the moon and Mars, but both here on Earth.

From clay cars to VR: How GM is designing an electric fleet at top speed
Concept Cars

From clay cars to VR: How GM is designing an electric fleet at top speed

While creating its electric delivery vehicles, BrightDrop turned to virtual reality and even a large wooden model.

The Best Random Orbital Sanders
Home

The best random orbital sanders

Our comprehensive guide will help you find the right sander for your needs.

best mobile hotspots sliced header
Peripherals

The best mobile hotspots

No strings to hold you down.

The best vacuum-mop combos perform double duty to make cleaning up easier.
Home

The best vacuum-mop combos

Vacuum and mop at the same time with these all-star combo cleaners.

Fiver different types of paper cups sitting are sitting on a table. Some have eco-friendly labeling and one warns of plastic chemical leaching. Paper cups are replacing plastic cups on the market, but paper cups can also be toxic to living organisms, shows a new study from the University of Gothenburg.
Sustainability

Paper cups still use plastic—and it’s a problem for the planet

A layer of plastic on paper cups used to keep hot drinks away from skin could be leaching toxic chemicals.

Work out at home and save space with one of the best compact treadmills.
Fitness Gear

The best compact treadmills

Whether you prefer walking or running, these machines will help you get a workout in without taking up too much space.