Read the latest articles from Popular Science (Page 389)

Vigil attendees at a California skatepark remember Tyre Nichols with prayer candles forming a heart. Nichols died from police violence in his home city of Memphis after EMTs also failed to react quickly to his injuries.
Mental Health

Police brutality is an unaddressed public health crisis in America

There's a dangerous link between violence against Black Americans and mistrust in medical institutions.

The rise of green hydrogen in Latin America
Renewables

The rise of green hydrogen in Latin America

In anticipation of future demand, several projects are underway in the region to produce this clean energy source.

Putin is backing away from New START—here’s what that nuclear treaty does
Air Force

Putin is backing away from New START—here’s what that nuclear treaty does

The agreement between the US and Russia caps how many nuclear weapons each country can deploy.

An architecture mockup of the Hunter's Point South Park.
Engineering

The ability for cities to survive depends on smart, sustainable architecture

Creation and destruction is ongoing in NYC. These promising projects could be models for the future of construction.

Several European spruce bark beetles on a dry piece of wood.
Land

These beetles sniff out fungus-infected trees to find their next target

Specialized neurons in the European bark beetle’s antennae can sense resins the fungi produce.

The best cordless drills of 2024 on a plain white background.
Home

The best cordless drills

This essential tool to suit a range of needs, from simple DIYs to more advanced projects.

Microsoft Windows Store logo
AI

Microsoft changes Bing chatbot restrictions after much AI-generated weirdness

Meanwhile, an online paper trail indicates Microsoft knew of Bing's chat problems as far back as November 2022.

4 of the best homes for off-the-grid living
Renewables

4 of the best homes for off-the-grid living

The pros of Earthships, tiny houses, and other forms of sustainable architecture.

A 6.3 inch long phallus shaped artifact that was discovered in England, at the Roman fort of Vindolanda.
Archaeology

Scientists think they found a 2,000-year-old dildo in ancient Roman ruins

Is it an ancient sex toy, a good luck charm, or a pestle for grinding medicine?

Why some single-use plastic water bottles could be banned in Hawaii
Pollution

Why some single-use plastic water bottles could be banned in Hawaii

The plan has environmental benefits—but there are plenty of drawbacks.

A business woman packs up paperwork and a laptop in an office.
Mental Health

4-day work week shows big benefits for both workers and employers in UK

More than 70 percent of employees reported less burnout.

Person sitting down with a mug on one hand and the other typing on an a windows computer
Tech Hacks

How to uninstall a bunch of Windows apps at once

Getting rid of the bloatware in your PC is easier than you think.

The icy white south pole of Mars, with red soil all around.
Mars

Want to travel to Mars? Here’s how long the trip could take.

Nuclear engines or not, you're gonna need a lot of PTO to get to the Red Planet.

A tractor in Argentina drives over a dry and dusty soybean field with a blazing sun.
Global Warming

La Niña is exacerbating drought conditions for millions

Argentina saw its driest year in 50 years and 1.3 million people in Somalia are displaced due to food insecurity.

Why some Toyotas have ‘fish fins’
Engineering

Why some Toyotas have ‘fish fins’

Once you start noticing these aero stabilizing components, you won't be able to stop.

Surrealist digital painting inspired by Dali of flying clocks and chess pieces upside down over sand and the Earth. The motifs symbolize the leap second.
Physics

We might soon lose a full second of our lives

The Earth is spinning faster. A negative leap second could help the world's clocks catch up.

barnacles on the beach
Ocean

Slow-moving shoreline creatures are sitting ducks for climate change

Lots of species are being forced to move to escape the heat. Some just can’t move very far.

Guests at Filmmaker's Trivia Night during the 2021 Tribeca Festival at Battery Park on June 14, 2021 in New York City.
Life Skills

5 ways to get better at trivia, according to a Jeopardy! contestant

These trivia tips will help whether you're competing for pride or payment.

Human interactions can drastically change wolf pack dynamics
Endangered Species

Human interactions can drastically change wolf pack dynamics

A new study explores how packs change when activities like hunting and car accidents kill wolves.

Heat of sun radiating through cold of space
Sun

Why is space cold if the sun is hot?

We live in a universe of extremes.