Read the latest articles from Popular Science (Page 504)

Bennu asteroid image from OSIRIS-REx mission
NASA

NASA sampled a ‘fluffy’ asteroid that could hold clues to our existence

Bennu delivers a few surprises in NASA's first mission to retrieve pieces of a near-Earth asteroid.

Bombarding period trackers with fake data won’t solve post-Roe privacy problems
Technology

Bombarding period trackers with fake data won’t solve post-Roe privacy problems

Researchers show that submitting junk data into period tracking apps won't confuse the algorithm or help protect reproductive privacy.

Volkswagen is launching a ‘global battery offensive’ with a giant new cell factory
Electric Vehicles

Volkswagen is launching a ‘global battery offensive’ with a giant new cell factory

The Volkswagen Group just broke ground on a major new facility in Germany.

Two aerospace engineers holding a slim white Mars Sailplane in a lab at Arizona State University
Mars

This sailplane could cruise Mars for months on only wind

No motor, no problem, even in the Martian atmosphere.

Emergency contraceptives prevent pregnancy.
Medicine

What’s the difference between morning-after pills and abortion medications?

Demand for emergency contraception has increased since the Supreme Court struck down Roe v. Wade.

Apple’s new Lockdown Mode will offer ‘extreme’ security measures. You probably won’t use it.
Security

Apple’s new Lockdown Mode will offer ‘extreme’ security measures. You probably won’t use it.

The forthcoming feature holds important lessons about the balance between security and convenience.

Woman listening to phone outdoors under tree
Sustainability

The surprising link between lively music and sustainable shopping

The catch is the same music could be used for greenwashing.

Fossil frog skeleton in rock from German swamp
Wildlife

A swamp orgy went terribly wrong for these prehistoric frogs

A few moments of bliss quickly turned into their last minutes on Earth.

Fish raining from sky on local news
Fish

We may know why fish rained from the sky over Texas

Last December shad rained down from the sky in Texarkana. Now researchers have come up with an explanation.

TITAN will help the military make sense of all the data its sensors ingest
Military

TITAN will help the military make sense of all the data its sensors ingest

The node can fit on the back of a truck, and is intended to be a hub for information analysis.

CERN's LHC resumed work on Tuesday.
Particle Physics

What we learned from the Large Hadron Collider on its first day back in business

Three new exotic particles expand the roster of subatomic characters.

three glasses of beer on table
Life Skills

5 essential apps for brewing your own beer

Brewing comes with some math homework—but there are apps for that.

Red fox with eyes closed and teeth bared
Wildlife

Can I have a pet fox?

A look into the messy world of fox breeding and exotic pets.

a sperm whale swimming under water
Evolution

Megalodons liked to snack on sperm whale snouts

Nothing like a giant, fatty noggin to really hit the spot.

A photo of a phone with someone using Yandex while Russia severely censors the internet.
Internet

How Russia’s ‘digital iron curtain’ threatens all of us

As Kremlin tightens control over Russians’ online lives, it threatens domestic freedoms and the global internet.

USS Samuel B Roberts
Technology

How a two-person sub and a repurposed Navy ship discovered the deepest shipwreck yet

The USS Samuel B. Roberts was found off the coast of the Philippines last week. These are the tools explorers used to locate it.

Field of pearl millet grain crops
Agriculture

Pee makes for great fertilizer. But is it safe?

Treated urine contains the same great ingredients that make fertilizers so effective.

Ukraine's Maryna Viazovska holding her Fields Medal.
Physics

These 4 problem-solvers just won one of math’s biggest prizes

The Fields Medal is kind of like an Olympic gold in mathematics.

microwave with metal
DIY

6 metal myths and tips for cooking

How to master using metal in the kitchen.

LHC consumes as much energy as a city. Can particle accelerators be greener?
Particle Physics

The green revolution is coming for power-hungry particle accelerators

Future accelerators may be able to capture spent energy, or use greener cooling gases.