Read the latest articles from Popular Science (Page 20)

A man sitting on a couch in front of a pair of metallic KEF LS LUXE active all-in-one wireless hi-fi speakers on stands.
Speakers

The KEF LS LUXE wireless hi-fi speaker system is serving looks, bumping hooks, and it has us shook

Compact powered speakers given a glow-up, the KEF LS LUXE system has a face card and a bass card that are never declined.

a grey sponge on the floor of a harbor
Ocean

Blobby chicken kidney sponges clean dirty water surprisingly well

The filter-feeding invertebrates thrived and even reproduced in a Spanish port.

a split image of a bald eagle on a perch in front of a green background, next to three eagles sitting on a nest overlooking a lake
Birds

Bald eagle Jackie out of ICU, but not out of danger

The injured eagle still requires 24-hour monitoring.

Martian butte surrounded by polygonal sediment formations
Mars

Curiosity rover spots ancient sea of Martian polygons

The honeycomb-shaped geometric formations surround an 20-foot-tall butte.

a hammerhead shark underwater, at the side of a boat
Ocean

Mysterious shark spotted near the Galápagos Islands for the first time in over 20 years

The famed archipelago may be home to a smooth hammerhead shark nursery.

Microscopic image of fungi growing on underground roc
Evolution

A vast world of rock-eating fungi lurks deep underneath the Great Lakes

Researchers discovered a vibrant ecosystem that is ‘dark, ancient, and almost entirely hidden’ from humans.

Artist painting of an ichthyosaur eating a pterosaur with a kronosaurus lurking underneath it
Dinosaurs

40-foot-long Kronosaurus ate a 23-foot-long marine reptile who ate a pterosaur, fossil shows

Amateur fossil hunters helped discover evidence of a Cretaceous Era food chain in the Australian Outback.

Twin black-and-white ruffed lemurs, Maso and Tonga, explore their habitat at Central Park Zoo with their mother, Koa.
Land

Rare twin lemurs born at New York’s Central Park Zoo

The new Critically Endangered black-and-white ruffed lemurs are particularly fond of bananas.

Young mother sitting and holding her newborn child while breastfeeding her child on sofa. She is looking at her baby with eyes contact.
The Weirdest Thing I Learned This Week

Nursing babies spit backwash into the breast—and that’s a good thing 

Plus a WWII, dress-wearing squirrel and other weird things we learned this week.

Digital generated dissolving human heart, symbolizing heart health.
Ask Us Anything

Why is heart cancer so rare?

It's an evolutionary trade-off.

adult bear seen over cub's body
Bears

Mother brown bear kills cub on Katmai Bear Cam

A mother bear known as Bear 806 attacked the spring cub near Alaska's Brooks River.

an illustration of four humans. one adult is nursing a baby, while a child looks on. two adults are standing over an infant lying on its back
Evolution

Human newborns have been helpless for 1 million years

Weak necks, soft spots, and underdeveloped brains make our babies much less independent than other great apes.

In this picture obtained from Iran's ISNA news agency on June 18, 2026, vessels are seen anchored in Bandar Abbas along the Strait of Hormuz. Oil prices tumbled after Trump and his Iranian counterpart separately signed their accord to end the Middle East war, with the Strait of Hormuz to reopen but two months of negotiations lying ahead. (Photo by AMIRHOSSEIN KHORGOOEI / ISNA / AFP) /
Ocean

Strait of Hormuz ship bottleneck could fuel invasive species nightmare

Hundreds of ships currently sitting in the Strait have untold organisms in their hulls.

a contact lens under a 3d printer
Engineering

Breakthrough process 3D prints contact lenses in 20 minutes

The new method could create soft contacts for those with irregular cornea shapes, without several trips to the eye doctor.

Anker charging gear on sale at Amazon
Gear

Anker’s 14-in-1 triple-display dock is $72 off, plus 19 more Anker deals

Anker cut prices across its Amazon store, and the Prime DL7400 docking station is the one I'd grab first at $227.99.

This artist's concept depicts a tidal disruption event, which occurs when a star passes fatally close to a supermassive black hole. Crumbs of the splintering star heat up as they swirl around the black hole, creating a glow astronomers can see from far across the cosmos, and the black hole launches a relativistic jet into space.
Black Holes

Super rare black hole devours unlucky star

Similar black holes are usually found at the center of a galaxy. This one is wandering the cosmos.

The Segway MUXI cargo e-bike sitting on cobblestones beside the Mount Vernon bike path at the entrance to Theodore Roosevelt Island. The PopSci Priven badge is shown in the top right corner.
Outdoor Gear

This is the most stylish, features-stacked cargo e-bike I’ve tried

The Segway MUXI pairs retro-inspired design with genuinely useful technology and a modular accessory system that makes everyday trips feel effortless.

two women in big dresses pose wth the oranges and grapefruit in the shape of a heart.
Food Safety

Radiation fruit: How 1950s ‘gamma gardens’ created today’s grapefruit

But don't worry: Grapefruits can't hurt you.

Illustration of a tyrannosaurus as an asteroid strikes the Earth. Tyrannosaurus was one of the very last dinosaurs, wiped out 65 million years ago during the extinction event that ended the Cretaceous period. Scientists believe that the incident was provoked by the impact of an asteroid or comet with the Earth off the coast of what is now Mexico.
Evolution

Dinosaurs died out within hours, new study suggests

The Chicxulub asteroid impact may have set our whole planet on fire.

Portrait of a beautiful raccoon
Wildlife

Jimothy the raccoon survived against the odds, a testament to sophisticated brains and devoted mothers

A compelling tale of an animal overcoming disability and surviving in the wild.