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Breville espresso and coffee machines

Upgrade your home espresso game with these holiday deals on Breville machines

By Stan Horaczek

a dead sperm whale floats among ice while a polar bear floats on the whale

5 captivating images from National Geographic’s Pictures of the Year

By Popular Science Team

Endangered Species

German hairy snails are disappearing from London’s River Thames

By Margherita Bassi

A close-up, colorized photograph of a middle-aged man with a stern expression and a thick, reddish-brown beard. He is superimposed over a faded, beige background of densely printed, historical text, suggesting he is a figure related to the document's content, which appears to discuss Cattalo or Beefalo (a cow and buffalo hybrid), based on the filename.

The strange Wild West tale of the first cow-buffalo hybrid

By Bill Gourgey

This is a type of animal that is related to land spiders but does not belong to that group. They can grow to the size of a palm in the deep sea around Antarctica, but this particular species is only a few millimeters in size Photo: Natural History Museum, London & Göteborgs universitet

Deep sea mining test uncovered multiple new species

Inside the mouth of this anchovy, plankton particles are captured by the gill arch system.

Sardine-inspired washing machine filter removes 99% of microplastics

NASA’s Hubble Space Telescope reobserved interstellar comet 3I/ATLAS Nov. 30, with its Wide Field Camera 3 instrument.

Space Telescope

Hubble Space Telescope caught a second glimpse of comet 3I/ATLAS

Endangered Species

Ruby the turtle needs a new greenhouse. Dance companies are stepping up.

By Laura Baisas

An old DC-6 cargo plane converted into lodging rests in the snow under a glowing aurora, its windows and engines illuminated against a dark, starry winter sky.

A pilot turned an old plane into a two-bedroom apartment

By Laura Kiniry

Close-up of the mass of rocks in the throat of Chromeornis (the rocks are the gray mass just to the left of the neck bones).

Why did this ancient bird die with tiny rocks in its throat?

two donkeys looking directly at the camera in a green field with a blue sky

Why using a donkey to treat whooping cough makes sense

By Laura Baisas

a robot dog with elon musk's face

Robot dog with Elon Musk’s head poops out AI generated art

By Mack DeGeurin

Frog eating hornet in cage

Pond frogs devour murder hornets, stinger and all

several full fish laying on ice. the fish are orange, white, and multicolored

Afraid your fish is too fishy? Smart sensors might save your nose

By Mack DeGeurin

Jackets on sale at REI

REI is blowing out coats, jackets, and tons more clothing for clearance prices during its winter sale

By Stan Horaczek

Photograph of the fresco Trionfo della Morte, taken at its original location in the Camposanto Monumentale in Pisa. The fresco, known as the “Triumph of Death” and attributed to the painter Buonamico Buffalmacco, is not precisely dated; scholarly estimates range from 1335 to 1350. While it does not depict the Black Death explicitly, the selected detail shows victims of an epidemic from diverse social backgrounds, their souls carried off by demons.

Medieval volcanoes may have ignited the Black Death

A macro, close-up photograph of the bottom of a human nose, clearly showing the two nostrils and the texture of the surrounding skin. The eyes are closed in the background.

Ask Us Anything

Why we have two nostrils instead of one big hole

By Sarah Philip

Arm in noninvasive glucose monitoring device

Goodbye, finger pricks? Diabetes patients could monitor glucose with lightwaves.

Nov. 19 image obtained by Pau Montplet from Breda (Girona) using a C6 telescope at f:7. Original image is in the lower right inset, while a false color 0.6º wide Larson-Sekanina filtered image at 9º shows 3I in negative to remark the antitail pointing to the subsolar point, and several jets getting out from the false nucleus. Two additional arrows mark wavy structures in the jets. Image resolution is 0.7 arcsec/pix. Credit: arXiv (2025). DOI: 10.48550/arxiv.2511.19112

Infamous 3I/ATLAS comet is covered in ice volcanoes, surprising astronomers

a mom and daughter camping with their dog. a tall mountain is in the foreground

Pet dogs can help teens’ mental health

By Laura Baisas