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The broken circuit breaker switch that nearly ended Apollo 11 (below) and the pen that saved the crew and the mission.
Space

The pen that saved the Apollo 11 astronauts is up for auction

Sotheby’s Space Exploration auction features the life-saving instrument, a Snoopy pin, space-flown flags, and more.

a baby beluga whale with gray skin swims with two adult whales with white skin
Whales

Beluga whale live cam launches. YAY!

July 15 is a big day for Arctic animals.

KANSAS CITY, MISSOURI - JULY 11: Nicolas Tagliafico #3 of Argentina wins a header against Djibril Sow #15 of Switzerland during the FIFA World Cup 2026 Quarter Final match between Argentina and Switzerland at Kansas City Stadium on July 11, 2026 in Kansas City, Missouri. (Photo by Hector Vivas - FIFA/FIFA via Getty Images)
Science

Header goals are disappearing from the World Cup

One of soccer’s most iconic techniques is still pretty popular, though.

a painted shark on a hand connected to a sensor
Engineering

New paint-on health sensors are as fun as face paint

The colorful and customizable wearables can monitor heart rate, brain activity, and more.

MADRID, SPAIN - 2023/04/14: A Barbary sheep (Ammotragus lervia), also known as aoudad, pictured in its enclosure at Madrid Zoo. (Photo by Marcos del Mazo/LightRocket via Getty Images)
Endangered Species

Invasive sheep brought to US after WWII are making Texas bighorns sick

Aoudads carry diseases with fatality rates as high as 80 percent.

Photo of molecular cloud in space with an illustration of the chemical model of erythrulose
Evolution

Sugar discovered floating in deep space for the first time

Similarly sweet molecules may have jumpstarted life on Earth over 4 billion years ago.

a mother seal gives a baby seal a swimming lesson underneath ice
Wildlife

Baby seal gets a swimming lesson

Weddell seal pups living in the Antarctic need to learn how to hold their breath and get in and out of the water.

red octopus
Wildlife

Weighing an octopus starts with a laundry basket

It’s not as hard as you might think.

The tick is removed with tweezers from the baby's skin.
Life Skills

The dos and don’ts of removing a tick

Don’t wait to act. And don’t pull out a match.

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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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