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

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Rachel Feltman

Rachel Feltman

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testical dagger artifact
Archaeology

Medieval ‘testicle dagger’ lives up to its name

Archeologists found the weapon in one of Sweden’s most famous castles.

Sargassum algae piles up along the shore at a beach in Fajardo, Puerto Rico.
Wildlife

31 million tons of seaweed ready to stink up Florida’s beaches

When rotting on the beach, Sargassum smells like rotten eggs.

a humpback whale calf swims in front of its mother
Whales

Humpback whales can give birth while migrating thousands of miles

Hundreds of calves have been born outside known breeding grounds near Australia.

Scientists working on ZEUS laser array
Particle Physics

The US test-fired its most powerful laser ever

ZEUS produced 100 times Earth’s electricity output in just 25 quintillionths of a second.

Black and white image of large tugboat
Archaeology

Fisherman discovers century-old Great Lakes shipwreck

Finding long lost vessels also runs in the family, apparently.

a motorcycle rider taking a turn
Motorcycles

Ducati adds 50 tiny sensors to motorbikes to amp up its racing game

The company teamed up with Lenovo to collect and parse information to tweak performance.

a bird sits in several paper towels forming a circular donut-shaped nest
Birds

Why a ‘donut’ can help injured birds

Step One: Don’t feed it an actual donut.

AirPods and Apple logo on MacBook are seen in this illustration photo taken in Krakow, Poland on April 7, 2025. (Photo by Jakub Porzycki/NurPhoto)
Earbuds

How to customize controls and gestures on Apple AirPods

You can tailor your AirPods to suit your own preferences.

Woman gardening, planting a poppy, close-up.
Agriculture

Embrace the fun of growing culinary plants in unexpected places

Edible plants are breaking out of the bed—and thriving in wild new places.

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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, PopSci 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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