Read the latest articles from Popular Science (Page 294)

Climate change is killing people, but we don’t know exactly how many
Climate Change

Climate change is killing people, but we don’t know exactly how many

We are 'gravely underestimating' climate mortality in the US, experts say.

wedges in the anechoic chamber and a hand holding a sound level meter
Engineering

What it’s like to step inside a room with no echoes

Anechoic chambers help researchers study the science of sound. Here’s how.

The best neck fans provide welcome relief while going easy on your wallet.
Outdoor Gear

The best neck fans

Stay cool when the mercury is soaring with the help of these easy-to-wear devices.

MIT Van Atta Backscatter array closeup
Engineering

This new subsea communications system can run on an iota of power

MIT's Van Atta Acoustic Backscatter leverages decades' old tech to create a promising new means of submersible signal transmission.

The best soundbars under $500, tested and reviewed
Speakers

The best soundbars under $500, tested and reviewed

Raise the bar not the budget and replace your TV’s lousy speakers with the best mid-tier soundbars.

Colorful plastic cutlery on a white background. The United States uses more than 36 billion plastic utensils every year.
Conservation

Millions of tons of waste could be eliminated by ‘nudging’ consumers to skip the plastic fork

Prompts to skip single-use cutlery made a huge difference for reducing delivery food waste in China, according to a new study.

An eruption emerges from the ocean in a cloud of ash and a lightning strike.
Ocean

The Tonga volcanic eruption reshaped the seafloor in mind-boggling ways

Immense flows traveled up to 60 miles away, damaging the region's underwater infrastructure.

Luxury car interior
Security

Your car could be capturing data on your sex life

Mozilla Foundation's review of 25 major automakers' privacy policies is a disconcerting look into vehicle tech security.

The best desk pads
Peripherals

The best desk pads, tested and reviewed

Worried that scuffs, dents, and chips are comin' at ya? Watch ya scrollable surface, kid ... protect ya desk, kid.

UPS delivery drone in flight
Drones

FAA will allow UPS delivery drones to travel greater distances

The shipping company can now fly its drones 'beyond the visual line of sight' of human pilots.

The best monitors for Xbox Series X
Console Gaming

The best monitors for Xbox Series X

Everything you need to know about playing your Xbox Series X on a PC monitor.

An optical image of the galaxy in which the new event occurred, taken from archival PanSTARRS data. The X-ray object was located to somewhere inside the white circle, which is about the size a pinhead 100m away would appear. The position of a 2 year old supernova is also shown.
Black Holes

A newly spotted black hole keeps munching on a star the size of our sun

Luckily for us, the voracious Swift J0230 is 500 million light-years from the Milky Way.

shadowy figure holds spy satellite
Aviation

How corporations helped fuel the big business of spying

The story of the US’s early espionage efforts stars companies, academics, and people from the government in trenchcoats.

Stressed person probably wondering if they're suffering from burnout
Life Skills

Are you burned out? Here’s how your body might be telling you.

Physician and author Neha Sangwan provides tips to interpret your body's signs and prevent burnout.

A blue semi circle on the right with a ball of blue light on the left on a black background. The orientation of the magnetic field in the distant 9io9 galaxy, seen here when the universe was only 20 percent of its current age and the furthest ever detection of a galaxy’s magnetic field.
Deep Space

Astronomers detect a distant galaxy’s magnetic field for the first time

It took more than 11 billion years for the light from galaxy 9io9 to reach Earth.

Soldiers inspect a missile that landed in a Ukraine street without detonating.
Physics

Seismic sensors reveal the true intensity of explosions in Ukraine

Space satellites and other scientific tools can give us a window into war.

If anxiety is in my brain, why is my heart pounding?
Psychology

If anxiety is in my brain, why is my heart pounding?

A psychiatrist explains the neuroscience and physiology of fear.

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.