Scientific American

NASA announced that the lander, Endurance, completed vacuum testing on Earth—a key step toward a planned launch later this year

Scientists gave people a 'heroic' dose of psilocybin and then looked at their brains. Here’s what happened

The Internet loves fitness-motivation content. Olympian and researcher Valerie Gruest explains why it can be so harmful

Stuart Orkin and Swee Lay Thein shared a Breakthrough Prize in Life Sciences for their research on genetic causes of sickle cell disease and beta-thalassemia that set the stage for approved gene therapies. The treatments are not accessible to everyone, though

Want to go to the moon? Travel vicariously through the more than 12,000 photos NASA just posted from the Artemis II mission

Banning cell phones in schools has been touted as a silver bullet for poor test scores and low student well-being and attendance, but new research suggests the results are more mixed

Tiny plastic particles drifting in Earth’s atmosphere could have a significant warming effect, a new study finds

Massive investments in AI may bring synergy and revenue to SpaceX, or could create problems for it and NASA, especially if the AI bubble pops

Hantavirus spreads through contact with rodents and causes rare infectious diseases that can lead to kidney failure or a buildup of fluid in the lungs

Marijuana is far from a “silver bullet” for various illnesses, but it has some promising applications, scientists say

This annual meteor shower occurs as Earth passes through the dusty debris left behind by Halley’s Comet as it journeys around the sun

A new analysis shows that the Trump administration has terminated more than 100 advisory committees to science agencies—and reduced the transparency and independence of those that remain.

The FDA rejected the promising skin cancer drug RP1 twice, leaving many puzzled and worried about what this means for other drug approvals

Just like vertebrates, cephalopods—such as octopuses and squid—have elaborate brains. Neuroscientists are flocking to them for insights into how intelligence evolved.

While there is no immediate danger, this crash highlights that space junk is increasingly expanding out of lower-Earth orbit

Nearly a third of all U.S. adults are sleeping fewer than the recommended seven hours per night on average

A draft bill would preserve NASA’s overall funding but downsize the National Science Foundation’s budget by 20 percent.

The migration of birds from their southern wintering grounds to their breeding grounds in the north is in full swing

Representatives of more than 50 nations gathered in Santa Marta, Colombia, this week at what was billed as the first global summit on phasing out fossil fuels. A panel of scientists will be advising them

The “hydrogenobody,” a newly discovered structure inside microbial cells in cows’ gut, may play a key role in methane production, a new study suggests