Scientific American Content: Global

A new study suggests that people with obesity have higher rates of mortality and hospitalization from a variety of infections from viruses, fungi, parasites and bacteria

While it’s been a frigid winter in the eastern U.S., the western region of the country has seen record warmth

Frustrated by the AI industry’s claims of proving math results without offering transparency, a team of leading academics has proposed a better way

Bad Bunny performed part of the Super Bowl halftime show from a power-line-themed set, drawing attention to the problem of widespread blackouts in Puerto Rico

SpaceX’s decision to focus on establishing a lunar city ahead of building a Mars colony represents a significant shift in Elon Musk’s space exploration ambitions

A new proof solves a long-standing problem about the doughnut-shaped torus

Earthquake swarms can supercharge microbial growth

How do figure skaters like Ilia Malinin keep landing harder and harder jumps?

Babies show innate rhythm as NASA’s Artemis II mission hits delays, a major solar flare erupts and concerns grow over PFAS “forever chemicals”

Humans might have been sailing the sea between Greenland and Canada as long as it’s been unfrozen, archaeological evidence suggests

Auroras, shimmering bands of light that shoot through the night sky near the Earth’s poles, can follow patterns known as arcs

For almost two decades, scientists have debated whether sponges or comb jellies represent the first animal lineage. Now some are calling for a more harmonious approach

Prime numbers have fascinated humankind for generations—here are three of the most intriguing primes

The decorated Olympic skier has had numerous injuries and a partial knee replacement but still plans to go for the gold at the 2026 Winter Olympics

Watching sporting events like the Super Bowl can influence our brains and bodies—and not always in a good way

Preliminary studies suggest that a high-fat, low-carbohydrate diet could reduce schizophrenia symptoms in some people, but claiming it’s a cure is misleading, experts say

After 25 years, Brookhaven National Laboratory’s Relativistic Heavy Ion Collider—the U.S.’s largest and only particle collider—has ceased operations, but its science lives on

The upcoming drugs CagriSema and retatrutide target multiple gut hormones and could cause twice as much weight loss than current treatments. But experts wonder how much is too much

From vegetation scans to 360-degree smoke detectors, new tools are trying to shine a light on the most dangerously dark areas of the electric grid

Many different bird species have been affiliated with the Seattle Seahawks’ mascot, but none is technically a “seahawk”

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome even the stretching of space itself

A new study suggests king cobras may be accidentally boarding trains across India

Why psychiatry’s diagnostic system may undergo major changes, and what the scientific debates over how mental illnesses should be defined are

This famous ape may have understood pretend actions—suggesting he had the capacity to imagine

The South Carolina measles outbreak has triggered rare but serious brain swelling in some children

Jeffrey Epstein aggressively sought access to publishers, mentions of Scientific American and other media in Department of Justice files show

When a young Katharine Burr Blodgett joined future Nobel Prize winner Irving Langmuir at the General Electric Company’s industrial research laboratory in Schenectady, N.Y, it was the start of her brilliant career

Scientists have spent decades searching for the final resting place of Luna 9, the first spacecraft to soft-land on the moon. Now they’re on the cusp of finding it

A new study shows that blood collected on a sanitary pad can be used for cervical cancer screening, opening the door to new diagnostics

Researchers have found what might be a little red dot transitioning into its final state, where x-rays burst through its gas cocoon. Others argue the object is nothing special

More than one-third of cancer cases are preventable, a massive study finds

Data centers are eating up computing resources and pushing chipmakers toward AI-grade memory, tightening supply for Nintendo and other hardware makers

Astronauts are flying to the moon for the first time since 1972, and scientists are preparing specialized space suits for the next milestone—landing there

Boys are more likely to be diagnosed as autistic as children—but by adulthood, that trend changes, according to a new study in Sweden

Lung cancer tumor cells in mice communicate with the brain, sending signals to deactivate the body’s immune response, a study finds

Scientists have found “strange quarks” that originated as virtual particles that sprang from nothing

As temperatures plunged across the eastern U.S., a breathtaking cloud pattern took shape off the coasts of Florida

If an incoming asteroid hits the moon, it will be visible from Earth, according to a new study

NASA’s updated potential launch windows for its delayed moon mission are now between March 6 and 11

An “extraordinary” brain network discovery shows that Parkinson’s disease may not be a movement disorder after all

Dating to only a billion years after the big bang, JADES-ID1 may be the earliest, most distant galaxy protocluster astronomers have ever seen

It turns out that continental breakups are just as messy as human ones, with the events leaving fragments scattered far from home

As Earth’s temperature rises, fewer places will be suitable for hosting the Winter Olympics

For those with retrograde cricopharyngeus dysfunction, daily life can be miserable, with symptoms such as bloating and chest pain. But a simple Botox injection can help

Experts have sounded the alarm over NASA’s decision to use a heat shield design for Artemis II that may be riskier than the space agency claims

Acquiring xAI could boost SpaceX’s plans to launch a one-million-strong satellite constellation to act as an orbital data center network

NASA will review data gathered during a simulated launch of the Artemis II rocket before revealing a new date for its upcoming moon mission

Researchers mimicked the air-trapping tricks of diving bell spiders to create aluminum that stays afloat—even when punctured

Dozens of routinely updated CDC databases have gone quiet. Here’s what states and medical societies are doing to preserve U.S. public health

NASA engineers temporarily stopped pumping liquid hydrogen fuel into the Artemis II rocket because of an apparent leak