Read the latest articles from Popular Science (Page 250)

a person holding an iphone taking a photo of the arc de triomphe in paris
Tech Hacks

7 helpful iPhone features to use on your next vacation

The iPhone comes with plenty of built-in features for travelers.

a bright green meteor streaks across the sky over cliffs
Solar System

October’s skies bring an oddball meteor and a shiny new comet–if you’re lucky

Remember, comets are like cats.

Artwork of cubesats in the sky.
Technology

CubeSats, the tiniest of satellites, are changing the way we explore the solar system

Satellites are rapidly becoming the backbone of space research.

the moment a jaguar delivers a fatal bite to the head of a caiman in a muddy river. 
Wildlife

11 unforgettable scenes from the Wildlife Photographer of the Year awards

Serene, fierce, whimsical: Nature has it all.

Hummingbirds draw the eye with their bright colors and busy, hovering flight. Biologists are drawn to understand the suite of adaptations they have evolved to survive extreme lifestyles.
Science

Hummingbirds thrive on an extreme lifestyle. Here’s how.

Soldiering through nightly suspended animation, a (nearly) all-sugar diet, backwards flight and long migrations, the birds’ tiny physiques prove mighty.

variety of phones
Tech Hacks

6 iOS 18 settings you might want to change ASAP

Don't settle for iPhone defaults.

Dataset relating to "Corpus: Omens and Portents"
AI

Do AI-generated images have the capacity to further estrange, if not profoundly alienate, us from the world?

Uncanny returns: Trevor Paglen and the hallucinatory domain of generative AI.

a woman with blonde hair that floats near a window overlooking earth from above
Space X

Polaris Dawn crew shares stunning new images from historic space mission

The crew completed the first commercial spacewalk in history.

NASA astronaut Andre Douglas raises an American flag as NASA astronaut Kate Rubins looks on during their first simulated moonwalk in a week-long field test consisting of four simulated moonwalks and six advanced technology runs in the San Francisco Volcanic Field in Northern Arizona on May 13, 202
Space

At Earth’s most extreme locales, astronauts find ideal places to prep for space

From digging at Iceland volcanos to 'moonwalking' in the deserts of Arizona.

Popular Science, December 1943
Biology

In 1928, the discovery of ‘mold juice’ would go on to save 500 million lives

But not until 1943 would 'Popular Science' finally celebrate the discovery of penicillin.

Monarch butterfly feeding on purple aster flower in summer floral background.
Projects

How to plant a garden butterflies will love

Attracting pollinators to your backyard starts with knowing what flowers to plant.

Two Fingered Sloth close-up
Global Warming

Sloths may be in danger by the end of the century

The existential threat of warmer temperatures will likely be 'profound.’

poppy seed bagel
Ask Us Anything

What causes positive drug tests? It’s not just drugs… or poppy seeds.

Experts say rapid testing for controlled substances isn't always accurate.

The Best Electric Mountain Bikes
Fitness Gear

The best electric mountain bikes, tested and reviewed

Race you to the top!

This oil painting by the Belgian marine artist François Etienne Musin (1820–1888) refers to HMS ‘Erebus’s’ Arctic venture under the command of Sir John Franklin in 1845. For Franklin’s last journey she had been fitted with a steam engine and a screw propeller and was accompanied by HMS ‘Terror’. In 1848 both vessels were abandoned in the ice.
Archaeology

Crew of ill-fated Franklin Expedition cannibalized their commander, archeologists prove

The HMS Terror and HMS Erebus were encased in ice near the Arctic Circle for years.

beanie for cat
Technology

Researchers put little hats on cats to measure their brainwaves

Faced with uncooperative feline subjects, scientists turned to YouTube for help.

a condor, a large bird with black plumage, stands near a creek
Land

4 endangered California condors will be released into the wild

A devastating bird flu outbreak has threatened their recovery.

Artist concept: The LSST will carry out a deep, ten-year imaging survey in six broad optical bands over the main survey area of 18,000 square degrees.
Space Telescope

How AI’s data-crunching-power can help demystify the cosmos

AI can lead to 'amazing discoveries that might otherwise remain hidden in the data.'

A cell undergoing apoptosis is seen in the center of the image surrounded by other normal cells.Shaded Lighter.
Biology

Your cells are dying. All the time.

Some go gently into the night. Others die less prettily in freak accidents or deadly invasions, or after a showy display.

Jack Skellington Echo Dot Speakers in a row
Smart Home

Amazon’s limited-edition ‘Nightmare Before Christmas’ Echo Dot smart speaker is 30% off for spooky season

This limited-edition speaker does everything you need out of a smart speaker with a whimsical Halloween theme.