Pure Science

Scientific American

Sleep is often the first thing that many people associate with rest, but humans also require restorative downtime when awake

Scientific American

Immense progress in gene editing, drug discovery and conservation are just some of the reasons to be cheerful about 2025

Scientific American

SpaceX is mulling an IPO in 2026. Here’s how that could affect its work with NASA and the push to put humans on Mars

Scientific American

From an interview with author Mary Roach to a chat with cardiologist Eric Topol, here are 12 of the most eye-opening conversations we had this year

Scientific American

Record-breaking objects can tell us about the most powerful events in the cosmos—sometimes

Scientific American

Dynamic mounds made of methane at a depth of some 3,640 meters act like “frozen reefs” for a bizarre array of deep-sea creatures, new observations reveal

Scientific American

From the first sighting of a colossal squid in the wild to a seriously goofy octopus, 2025 delivered some astounding photos from the ocean’s depths

Scientific American

The Euclid Space Telescope is decking the halls with boughs of starlight

Scientific American

On TikTok and other short-form video platforms, Scientific American explored the underground labs of Greenland, brand-new colors and the perfect way to make eggs

Scientific American

As Christmas trees face mounting challenges from climate change, researchers explore solutions to help ensure that a beloved holiday tradition endures in a warming world.

Scientific American

Happy holidays from all of us at Scientific American

Scientific American

The U.S.’s decision to ban the sale of new foreign-made drones will have far wider-reaching implications than its effect on pilots’ ability to access new models and parts

Scientific American

A pill version of the popular GLP-1 weight-loss drug Wegovy has been greenlit for use in the U.S. Here’s what that means for health care

Scientific American

NASA’s Hubble Space Telescope captured asteroids crashing into one another in a nearby planetary system around a star some 25 light-years away

Scientific American

From advancements in male birth control to the science of supplements, Scientific American highlights some of the most fascinating health and medicine stories of 2025

Scientific American

Romans living in ancient Britain were plagued by intestinal parasites, all of which are spread by fecal contamination

Scientific American

The U.S. Department of the Interior announced it would “pause” leases for five large offshore wind farms, imperiling the fast-growing clean energy industry

Scientific American

Are you dreaming of a white Christmas? The odds of snow on the big day comes down to a mix of climate and weather, scientists explain

Scientific American

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025

Scientific American

A look back at 2025’s biggest science stories—from federal upheaval and public health setbacks to climate policy reversals and groundbreaking discoveries in space.

Scientific American

Sky watchers may be tempted out this weekend, when an underappreciated meteor shower will coincide with a new moon and the longest night of year for the Northern Hemisphere

Scientific American

Disney and OpenAI’s agreement hints at a future in which viewers don’t just choose what to watch but generate it on demand

Scientific American

The U.S. reportedly plans to overhaul the country’s childhood vaccine schedule. The move could set public health back decades, experts say

Scientific American

As endangered southern resident killer whales fight for survival, federal funding cuts threaten the scientists working to save them.

Scientific American

A wind farm off the coast of China appeared to boost fish numbers and supported colonies of oysters and barnacles, according to new research

Scientific American

NASA’s newest space telescope has unveiled a stunning map of the cosmos in infrared

Scientific American

Hidden Fibonacci numbers, a new shape and the search for a grand unified theory of mathematics are among our choices for most exciting findings of the year

Scientific American

Depending on how you look at it, this catchphrase from a 1980s pop song is decently accurate: you can actually melt the planet if you stop its turning

Scientific American

Researchers uncover 20 new underwater calls from Hawaii’s endangered monk seals.

Scientific American

Are you a specialist or a generalist? The answer could reveal something about how well you learn and perfect a skill

Scientific American

Health officials on Thursday announced a slew of measures that will restrict access to gender-affirming health care for transgender young people in the U.S.

Scientific American

In the era of mega constellations, spacecraft typically have less than a week to avoid crashes

Scientific American

Humans traveling to Mars will need protective habitats to live on the harsh surface. Ice could help

Scientific American

In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist

Scientific American

From glowing neurons to newborn memories, here are the most fascinating brain discoveries of 2025

Scientific American

In an exclusive excerpt of her new book The Great Shadow, historian Susan Wise Bauer explores how sickness is distinct from injury and has shaped the way we think about ourselves and our world

Scientific American

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth

Scientific American

Billionaire Jared Isaacman is taking the reins at NASA at a challenging time for the space agency, as it faces budget cuts and technical hurdles that could scuttle its most ambitious missions

Scientific American

Astronomers using the James Webb Space Telescope have discovered a bizarre-looking exoplanet that defies explanation

Scientific American

The U.S. government is dismantling the National Center for Atmospheric Research, jettisoning key climate science projects in the process

Scientific American

The combination of a supernova and a kilonova may have produced a rare space explosion that astronomers have never seen before

Scientific American

A scientist, a journalist and a remarkable scent‑detecting dog race to learn what’s endangering the last southern resident orcas

Scientific American

Bones of now extinct species became a haven for bee babies thousands of years ago, scientists report in a first-of-its-kind discovery

Scientific American

President Donald Trump is expected to sign a defense bill this week that orders an investigation into whether the U.S. military bioengineered Lyme disease.

Scientific American

A novel influenza variant called subclade K appears to be driving an uptick in cases and hospitalizations throughout the U.S. and other countries

Scientific American

The Arctic has changed dramatically in the past 20 years, a new report shows, as temperatures skyrocket and ice rapidly melts

Scientific American

Sort out a rectangle tangle in this math puzzle

Scientific American

New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars

Scientific American

These three disorders could really be “CKM syndrome,” which can be treated with drugs like Ozempic

Scientific American

Inside the desperate rush to save the southern resident killer whales