A Space Rock Fell Into Sweden. Who Owns It on Earth?
Sweden’s courts have been debating claims to a meteorite that fell north of Stockholm, including whether the right to move…
How the New E.P.A. Rules Affect Toyota and Their Hybrid Cars
The auto giant lobbied hard against tougher pollution rules. This week, the E.P.A.’s new rules proved favorable to hybrid technology,…
Preparing for a Total Solar Eclipse in Northern Maine
For generations, visitors to Maine have flocked east to the rocky coastline, with its lobster boats and crashing waves, or…
A Total Solar Eclipse Is Coming April 8. Here’s What to Know.
These are answers to common questions about the April 8 eclipse, and we’re offering you a place to pose more…
Dante Lauretta on Life After Asteroid Bennu and OSIRIS-REx
Dante Lauretta, the planetary scientist who led the OSIRIS-REx mission to retrieve a handful of space dust, discusses his next…
Prehistoric Amphibian Ancestor Is Named for Kermit the Frog
The species seemed to have bug eyes and a smile, so a team of researchers named it Kermitops gratus in…
Overlooked No More: Yvonne Barr, Who Helped Discover a Cancer-Causing Virus
A virologist, she worked with the pathologist Anthony Epstein, who died last month, in finding for the first time that…
Surgeons Transplant Pig Kidney Into a Patient, a Medical Milestone
The man continues to improve, doctors said. Organs from genetically engineered pigs one day may make dialysis obsolete.Surgeons in Boston…
Long Before Amsterdam’s Coffee Shops, There Were Hallucinogenic Seeds
A nearly 2,000-year-old stash pouch provides the first evidence of the intentional use of a powerful psychedelic plant in Western…
Climate Change Made an Early Heat Wave in West Africa 10 Times as Likely
Temperatures in the region rose above 40 degrees Celsius in February, with humidity pushing the heat index even higher.A remarkably…