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?

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

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

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

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

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

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 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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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