Scientific American

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

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

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

This Silicon Valley-backed venture is unraveling the mangled remains of scrolls ruined by the 79 C.E. eruption of Vesuvius that destroyed Herculaneum and Pompeii

The great American brain drain could define science for a generation

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

Billions of emerging insects will likely trigger predator population surges—but some species mysteriously opt out of such bounties

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.

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

On steering the path forward for research and innovation

Our solar system is a celestial shooting gallery, chock-full of flying projectiles that one day could threaten Earth—so what can we do about it?

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

Some people who take GLP-1 drugs such as semaglutide and tirzepatide see little to no changes to their weight. The reason why may be genetics

Julie Elie has been studying zebra finch vocalizations for years. Now, she has won the Coller-Dolittle Prize for progress toward a world where humans can talk to animals

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 discovery of a completely new type of gravitational wave could reveal what happens near a black hole’s event horizon

Sometimes we mistake one kind of object with another to disastrous effect

Scorching temperatures across France rose to a record-breaking average 30 degrees on Wednesday

Sports psychology plays a major role on and off the pitch, helping players manage chaos and stay strategic

Of the more than 624,000 highway bridges in the U.S., an estimated 220,000 need repairs. Quantum sensors could help engineers better safeguard these vital pieces of infrastructure

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

The company has been touting its quantum technology for years, but some experts say these claims just don’t pass muster

As temperatures rise, some creatures pick fights while others struggle to learn

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

These radical new devices keep time using fluctuations in the energy states of an atom’s nucleus, rather than those of its electrons, which atomic clocks currently use to define the length of a second

The evidence is mounting: this interstellar visitor is even older and weirder than anyone thought

This “extraordinary” event was likely caused by seismic waves bouncing off Earth’s core, researchers found

Researchers have created the first high-resolution global map of the extent of one of Earth’s largest—and least visible—living networks

The fossilized remains of more than 450 whales have amassed along a 750-mile-long stretch of the Indian Ocean floor

Construction of the Deep Synoptic Array is about to start in rural Nevada. It will reveal untold galaxies in stunning detail and help explain how they form and grow

Dogs spontaneously aid struggling humans the way young children do—whereas cats wait until they stand to benefit

Angine de Poitrine don't abide by the usual rules of Western music, using their own custom-built guitar to strike notes that shouldn't exist

A galaxy appears to be missing the invisible substance thought to hold such objects together, further challenging long-held assumptions about how galaxies form

The ability to run “mental marathons” is a skill children can learn through simple, but dedicated, practice

A step-by-step guide to the “Doginburgh Inventory,” a new pawedness test developed by dog behavior researchers

How did we get here?

Weight lifting and other forms of resistance training can increase bone density, lower diabetes risk and boost mental health

When asteroids slam into Earth, they can create hydrothermal vent systems

Some mathematicians have predicted when humanity’s downfall might occur—though the circumstances are unspecified

Dermatologists and skincare aficionados are excited for the U.S. to finally get a new, more protective sunscreen filter after more than 20 years of regulatory roadblocks. Here’s how bemotrizinol works

Mikhail Verbitsky was detained at an Armenian airport last Thursday on charges of inciting terrorism

The first participant has been treated in a landmark clinical trial of cellular reprogramming, which aims to rejuvenate aging cells

Extremely curved spacetime can warp cause and effect, creating channels for backward communication