Scientific American

A groundbreaking study hints at a hazy boundary between “life” and “non-life,” as well as two distinct origins of biology on Earth

The space agency’s Neil Gehrels Swift Observatory, which studied cataclysmic cosmic explosions, is expected to burn up in Earth’s atmosphere later this year

The combined drug works by nudging the body’s own immune system to make proteins that attack and destroy melanoma cells

A new study shows that each neuron can do multiple computations at once thanks to hundreds of sprawling branches

In a retrospective study, people taking estrogen-only hormone therapy for menopause were less likely to see signs of dementia

Imagine a lion with the nose of a dying star, a mane of space dust and a habitat 10,000 light-years away from Earth. On its infrared galactic safari, NASA’s James Webb Space Telescope (JWST) just captured it on camera. The planetary nebula NGC 2392, nicknamed the Lion Nebula for its resemblance to the animal, was previously viewed in 2000 by the Hubble Space Telescope. Now astronomers have captur…

Research is outpacing regulation to govern artificial-intelligence-designed biology

This new cache of material includes footage of a U.S. military plane’s infrared display recorded during an exercise over the Gulf of Oman in 2021

The artificial intelligence system largely accomplished the task it was built to solve, and researchers outside DeepMind have already been carrying its work forward

Folding a piece of paper makes it thicker. How many folds would it take to reach the moon—and beyond?

A proof-of-principle experiment used concentrated sunlight to produce entangled photons

As cases of a parasite-caused disease tied to shredded iceberg lettuce continue to climb, the nation's top public health body is warning of a new food-borne illness

A million-dollar math mystery may someday be resolved in a physics lab. A new study brings this vision one step closer.

Fauci previously served as the chief medical officer to President Joe Biden and led the U.S. COVID pandemic response effort

Mountain lions (also known as cougars or pumas) make roads safer by scaring deer and elk that can cause collisions with cars into more remote areas

Strange whirlpools of plasma seen in the sharpest images ever captured of our star help explain the deep origins of Earth-threatening space weather and more

A solution to part of the Cohen-Lenstra conjecture helps resolve a long-standing mystery about quadratic forms

This marks only the second ice age amphibian found in North America—and it gives researchers vital information abot the ancient climate

Astronomers’ simulations predict what this lunar impact—and its aftermath—will look like

A high-profile court case is calling attention to this rare and understudied condition