Scientific American

Steel support columns in the Midtown building, which is being converted from offices into apartments, may have been overloaded, experts say

The sport supplement is popular among health influencers and athletes, who say creatine can help build stronger muscles and sharper brains—but is it legit?

Anthropeum is a daily game that uses the Met’s open-access data to showcase underrepresented art and artifacts

During World War II, statistics helped the Allies estimate the number of enemy tanks, which proved essential in the decisive move against Nazi Germany

Pigeons seem to defy a century-old psychology law about how rewards and consequences help us learn

China’s Tianwen-2 aims to collect samples from asteroid Kamo’oalewa and return them to Earth

Working memory is the information we need to access to complete the tasks we’re engaged in right now, and scientists think it may be closely entwined with consciousness

Start your morning with today’s Spellements. Create as many words as you can from our daily selection of letters—including one tied to recent science news. Play now.

The exoplanet telescope TESS revealed a distant world using an entirely different detection method than the one it was built around

Training people to pay attention to the right visual cues nearly doubled how accurately they could spot AI-generated faces

A best-yet measurement of one of general relativity’s most mind-boggling effects is “another feather in Einstein’s cap”

The Big Apple’s biannual sunset display is as iconic as it is captivating. Here’s everything you need to know about why the phenomenon happens and how best to view it

Female mammals have long thought to be born with all the eggs they would ever have, but new research is challenging that consensus

For almost 60 years, a global ban on nuclear weapons in space has held up. But the growing number of satellites and increasing geopolitical tension has scientists worried the moratorium could fail

Probing the dawn of the cosmos for clues to how the first galaxies and supermassive black holes formed is no easy feat

Famed AI wins in Go let human players rethink their moves in a whole new way

As rainfall intensifies with climate change, waste flushed out to sea could attract more sharks, putting beachgoers at risk

Some IVF clinics are using AI to perform tasks such as sperm and embryo selection, but some fertility experts question whether the technology will lead to more live births

To align Coordinated Universal Time with Earth’s rotation, a second occasionally gets added to the year. That may change in 2027

Getting as little as 90 minutes less sleep than usual may lead to gaining weight and becoming more sedentary, a new study finds

Both Neanderthals and Homo sapiens may have shared tools and behavioral practices, new research suggests

The moon is Earth’s constant companion. But will that always be the case?

The hominins may have gone on adventures, but they lacked key skills of modern humans

New archaeology has uncovered everything from musket balls to wig curlers at the site of the Battle of Bunker Hill, the first major clash of the American Revolution

A new study claims that the universe isn’t entirely the same no matter where you look—a radical proposal

Noether's work helped prove the conservation of energy in physics, a key foundation for Einstein's theory of relativity

Reliance on artificial-intelligence tools degrades the abilities of physicians and software engineers, studies show

Two people were the first to receive the therapy for a condition that damages the spinal cord and optic nerve

Poor preparation and a failure to properly apply the coating may be just a few of the reasons why the Reflecting Pool’s new paint job appears to be peeling off

The space agency has put out a call for its Moon & Mars Exploration Analog, which recreates the challenges of a long-duration space mission

Knowing what kind of tick bit you and where you got it can help inform next steps

Fathers show changes in some of the same brain areas as mothers, but the effect of parenthood on dads isn’t nearly as well studied

The rocket's red glare has nothing on these images from Chandra X-ray Observatory

The Trump administration wanted the surface of the Lincoln Memorial Reflecting Pool to be “American flag blue.” A water-treatment expert explains why the pool is still algal green and why the bloom could keep coming back

This operation opens the door to treating more people living with HIV who have end-stage organ disease

People in the U.S. experience more, and more intense, heat waves than the Founding Fathers would have