Scientific American

NASA’s newest major observatory will include the most advanced planet-imaging tech ever flown in space. Here’s how it works

Meta agreed to implement new safety measures, including a default two-hour daily limit for using Facebook and Instagram, for users under the age of 18

The evidence in favor of and against video games promoting aggressive behavior is murkier than you might think

Recent changes to the implementation of the Endangered Species Act could put wildlife at risk

Pancreatic cancer is considered one of the hardest to treat and most serious forms of cancer

It’s a weird meteorological coincidence on the heels of Dolly Parton’s death

Fossilized Galápagos corals show clear evidence that today’s El Niños are much stronger than those in the past

A pair of new studies point to the role of early menopause and hormone treatment in cognitive decline, but more research is needed, experts say

In a clinical trial, people with obesity saw clear health benefits on the keto diet that they didn’t see on two other popular eating regimens

Astronomers are lining up to leverage NASA’s soon-to-launch Nancy Grace Roman Space Telescope, which boasts capabilities unlike any previous off-world observatory

Jaw-dropping patient videos and miraculous testimonials ignited a frenzy in China over a technique that aims to improve drainage from the brain in dementia patients. Now it is entering trials worldwide

The disaster has claimed hundreds of lives, and at least 1,400 people are missing

Spirals, ellipticals, irregulars, oh my!

The Red Planet’s global geography of low-lying northern plains and rugged southern highlands seems to have surprisingly deep roots, with profound implications for Mars’s ancient habitability

A massive flood potentially caused by a chunk of ice breaking off from a glacier has swept away bridges, schools, and other buildings and killed at least 160 people

According to a new poll, more Americans also think they have seen a UFO now than they did in the past 53 years

This near-total eclipse will be visible from the Americas, Africa and Europe—here’s how to see it

Historian Jill Lepore explains what tech leaders miss in their favorite stories—and why the fight over AI data centers may be where the machine stops

New research shows that water becomes electrified as it slides down smooth surfaces, leading to corrosion

In a 2023 podcast interview, Heidi Overton called for the creation of “alternate systems” for publishing research that would back conservative policy

A request for information from the Department of Health and Human Services seeks public input as to how vaccines are categorized

A technique that manipulates the video game's random number generator makes rare Pokemón appear, showing how it's not so random after all

When fully grown, the octopuses that survive could eat up to four blue crabs per day in the Mediterranean Sea

New recommendations spotlight sperm’s role in recurrent miscarriage

The search for frozen water is crucial to both China’s and NASA’s plans to establish permanent moon bases

The more scientists try to understand dark energy, the more its mysteries seem to grow. NASA’s newest space telescope is custom-built to crack the case

An investigation into the incomprehensibly, unfathomably large amount of money the U.S. owes

A strengthening El Niño may surpass any seen since the 19th century and will usher in another record hot year or two

The world’s oceans hit 21.10 degrees Celsius last Saturday, breaking a record set in 2024

After a spike in infections in July, this explosive-diarrhea-causing outbreak may be coming to an end

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

Even as cases of diseases such as measles rise, childhood vaccinations are declining, thanks to changes in public health policies and antivaccine sentiment, experts say

Could this secret cellular weapon be the key to longevity?

Snapped on August 23, 1966, by the uncrewed Lunar Orbiter 1, the photo’s legacy lives on in the breathtaking images of Earth taken by the Artemis II crew

On the 20th anniversary of Pluto’s infamous demotion, Mike “Pluto Killer” Brown explains why any reversal of that decision would be driven more by nostalgia than science

Both of the deceased were unvaccinated against measles. The deaths are the first fatalities caused by the preventable disease in the state of Pennsylvania in 35 years

The new spaceport will support thousands of launches each year, according to SpaceX