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

Researchers holding smartphone up to computer monitor to test world's smallest QR code
Engineering

World’s smallest QR code is thinner than a lightwave

The Guinness World Record has major implications for the future of data storage.

Handing winding a series of brass gears that comprise an interplanetary clock device
Mars

What time is it on Mars? This analog ‘Interplanetary Clock’ can tell you.

The mechanical device also calculates the time on Jupiter and Saturn.

Two dogs sitting in half open door looking curiously to the left
Cats

Dogs act like toddlers when trying to help humans

Cats…not so much.

A close-up photograph of a thick-cut roast of venison, sliced to reveal a deep pink, juicy interior. The meat is tied with butcher's twine and has a dark, seasoned crust. It is garnished with coarse sea salt and fresh herbs, resting on a rustic wooden carving board with a blurred kitchen background.
Food Safety

Why some meat tastes gamey

Lots of factors contribute to the complex tastes people love—or loathe.

a polar bear mother closes her eyes while laying down with two cubs. one cub is biting the other's cheek
Bears

11 cool photos to celebrate International Polar Bear Day

Mother polar bears are just beginning to emerge from their dens with their cubs.

Gemini said A close-up photograph of a wet black Oriental Shorthair cat standing in a white porcelain bathtub. The cat has a long, lean body, large pointed ears, and wide, startled yellow eyes. Its mouth is open as if mid-meow or protesting, showing its teeth and pink tongue. Droplets of water are visible on its sleek, drenched fur, and a silver shower hose is seen in the background.
Cats

Why (most) cats hate water

And the incredible story of the British Navy’s only kitty sailor.

a large goat with grey fur and large horns
Wildlife

Ireland’s native goats date back to Bronze Age

With their massive horns and furry bodies, old Irish goats are the real GOAT.

Hand pointing at DIY electric chessboard with bunches of wires underneath it
Internet

Man builds electrified chessboard that shocks players for bad moves

Chess is punishing enough, but one YouTuber found a way to make it even more painful.

Close-up of aedes aegypti mosquito sucking blood from human skin, transmitting dangerous diseases like dengue fever, zika virus, and chikungunya, Chumphon in thailand.
Wildlife

Mosquitoes have been sucking our blood for 1.8 million years

Humanity’s most lethal animal began its rise when the first hominins arrived in Southeast Asia.

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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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