Scientists Claim to Have Brought Back the Dire Wolf
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?
An IVF Alternative Could Make Having Babies Less Onerous
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.
States Are Banning Forever Chemicals. Industry Is Fighting Back
As states legislate against products containing PFAS, the chemical and consumer products industries are deploying lawyers and lobbyists to protect their investments.
Scientists Are Mapping the Boundaries of What Is Knowable and Unknowable
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.
Welcome to the Worst Allergy Season Ever
Multiple US states have logged record pollen counts this spring, with climate change likely to blame.
SpaceX Took a Big Step Toward Reusing Starship’s Super Heavy Booster
A successful reflight of SpaceX's Super Heavy booster would be an important milestone for its Starship program.
Torpedo Bats and the Physics of the Sweet Spot
Baseball season just started, and everyone’s talking about these crazy new bats. Will they change the game?
This Startup Says It Can Clean Your Blood of Microplastics
The elective medical industry is cashing in on plastic pollution fears, but the evidence of harm from microplastics is still deeply uncertain.
In Search of the Last Wild Axolotls
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.
Doctor Behind Award-Winning Parkinson’s Research Among Scientists Purged From NIH
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.