If future Mars colonizers want to survive without pressure suits, they’ll need to generate a denser atmosphere. One way to achieve this could be to bombard the Red Planet with water-rich asteroids.

The structural biologist, who has devoted his life to studying the processes behind aging, discusses the surprising things he has learned and the public misunderstandings about longevity.

The second major meteor shower of the year starts today and peaks on the night of April 21–22. Here’s everything you need to know to watch it and the many other showers that will appear in 2025.

Larger models can pull off a wider variety of feats, but the reduced footprint of smaller models makes them attractive tools.

The approximate 20 percent budget cut could force the closure of the Goddard Space Flight Center and would see projects such as the Nancy Grace Roman Space Telescope scrapped.

The Tamaulipan thorn forest once covered 1 million acres on both sides of the US-Mexico border. Restoring even a fraction of it could help the region cope with the ravages of a warming world.

Basic research often pays huge dividends—but that’s not why we do it.

A novel drug that produces a temporary coating in the small intestine could be a new strategy for weight loss—and an alternative to surgeries and GLP-1 drugs.

An executive order intended to give coal a boost ignores the reality not only of where energy markets are going, but where they are today.

Startup Colossal Biosciences has edited the DNA of a gray wolf to produce what it says is a de-extincted animal. Does that make it a true dire wolf?

Startup Gameto has developed a technique for maturing eggs outside the body that’s showing promise at helping patients get pregnant with fewer hormone treatments.

As states legislate against products containing PFAS, the chemical and consumer products industries are deploying lawyers and lobbyists to protect their investments.

Math and computer science researchers have long known that some questions are fundamentally unanswerable. Now physicists are exploring how physical systems put hard limits on what we can predict.

Multiple US states have logged record pollen counts this spring, with climate change likely to blame.

A successful reflight of SpaceX's Super Heavy booster would be an important milestone for its Starship program.

Baseball season just started, and everyone’s talking about these crazy new bats. Will they change the game?

The elective medical industry is cashing in on plastic pollution fears, but the evidence of harm from microplastics is still deeply uncertain.

Using environmental DNA analysis and traditional fishing techniques, researchers are seeking answers about the current population of axolotls in their natural habitat. The numbers are alarming.

Leading scientists at the National Institutes of Health, the US’s leading medical research agency, were swept up Tuesday in the Trump administration’s latest firing blitz.

The academic and author discusses what to expect from the singularity, the need for AI self-correcting mechanisms, and what hope there is for superintelligence safeguarding democracy.

Ten years ago, researchers proved that adding full memory can theoretically aid computation. They’re just now beginning to understand the implications.

After a string of discouraging rulings for other cities, a court upheld NYC’s efforts to decarbonize its buildings.

In an advance for treating male infertility, researchers transplanted a patient with his own sperm-forming stem cells that were collected from testicular tissue when he was a child.

The Japanese singer-songwriter’s new album goes deep on their “fascination with science.” WIRED Japan took Hikaru Utada to visit the Large Hadron Collider to learn more.

Scientific experiments run today are based on research practices that evolved out of a British tea-tasting experiment in the 1920s.

Modern society, and the clean energy revolution, depend on rare earth elements. Can Greenland help break China’s stranglehold on the market?

The core stage of NASA’s Space Launch System is now integrated with the rocket’s twin boosters.

The findings provide strong evidence that four giant exoplanets 130 light-years from Earth formed much like Jupiter and Saturn.

DNA-testing company 23andMe has filed for bankruptcy, which means the future of the company’s vast trove of customer data is unknown. Here’s what that means for your genetic data.

As graduate programs lose spots and labs face shutdowns following Trump administration cuts to science funding, the path to a science career for students and researchers just got a whole lot harder.

A team of researchers used the James Webb Space Telescope to uncover new details about SIMP 0136, a free-floating planet in the Milky Way that does not orbit a star.

Britta Späth has dedicated her career to proving a single, central conjecture. She’s finally succeeded, alongside her partner, Marc Cabanes.

Done wisely, naps can be a valuable way to boost your focus and energy. A sleep researcher explains how to get it right.

Stardust, an Israeli–US startup, intends to patent its unique aerosol technology for temporarily cooling the planet.

In the face of the Trump administration's anti-trans efforts, researchers and volunteers around the world are backing up federally-funded studies, and vowing to keep the resources online.

The latest Dark Energy Spectroscopic Instrument results fall short of the discovery threshold but strengthen evidence for dynamical dark energy.

Because of faults with Boeing’s Starliner, Suni Williams and Butch Wilmore had to wait months for a ride back to Earth on a different spacecraft.

The company has partnered with Nvidia to develop “cognitive AI,” which it says will allow people with severe physical disabilities to have more natural interactions with the world around them.

An H5N1 infection can be fatal for domestic animals, but there are steps you can take to minimize the risk of them catching the virus.

Thousands of US Department of Agriculture employees, including food inspectors and disease-sniffing-dog trainers, remain out of work, leaving food to rot in ports and pests to proliferate.