Popular Science. Demystifying the worlds of science and technology since 1872.

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Rachel Feltman

Rachel Feltman

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Latest Articles

Fish climbing upstream against rock wall
Fish

These tiny fish climb waterfall cliffs for 10 hours

Try doing that yourself.

an orange rocket lifting off against a blue sky. puffy white smoke is at its base
NASA

Space now has 10 toilets

Artemis II’s four astronauts share one toilet—and it already had issues.

The talons of an immature bald eagle.
Birds

Rescued birds treated to a pedicure—or talon trim

Just like dogs, birds also need a nail trim every now and then.

Overlapping ace of clubs, diamonds, and hearts
Psychology

All that magician chitchat? It’s not fooling your brain.

Researchers found patter doesn’t do much to misdirect viewers in a classic card trick.

Roman mosaic depicting bare chested woman armed with whip chasing a leopard
Archaeology

First female ‘beast-huntress’ gladiator depiction uncovered in lost mosaic

The 1,800-year-old artwork was destroyed during a World War I bombing campaign.

an illustration of a prehistoric spider relative
Spiders

500-million-year-old spider relative has claws where it shouldn’t

‘Megachelicerax cousteaui’ is named for French explorer Jacques Cousteau.

Teenage boy with dark curly hair with braces exercising good dental using a water pick while looking at his reflection in a bathroom mirror.
Ask Us Anything

Do water picks really work? Dentists weigh in.

Water flossers can be effective, but don’t throw out your string floss just yet.

person opening faucet with water flowing
Life Skills

PFAS are toxic and they’re everywhere. Here’s how to stay away from them.

It might be impossible to eliminate them completely, but you can certainly reduce your exposure.

aston martin valhalla on road
Vehicles

The 2026 Aston Martin Valhalla Supercar is truly a super car

All hail the new World’s Easiest Car to Drive Fast.

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Popular Science has been demystifying the worlds of science and technology since 1872. We explain the inner workings of the phone in your pocket, explore world-changing innovations, and examine everything from the marvels of deep space to the secret lives of staples like bread. We deliver an engaging, approachable, and inclusive look at emerging technologies and scientific advances.
Daily, Popular Science unpacks the science behind the top current new stories, dissects the latest technology and digital trends, and helps readers live smarter, safer, and happier through clever DIY projects.

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