Hesitancy, bureaucracy, inequity, and the need to explain new formulas could slow down vaccine delivery to the last unprotected group. Read more »
The privacy-focused company’s new Goggles tool allows users to weed out the noise—whatever that might mean. Read more »
Spraying aerosols and sucking carbon out of the air would bring down temperatures, yes. But the unintended consequences of geoengineering could be enormous. Read more »
The legal challenges are steep, but scientists are recording the war’s devastating impact on Ukraine’s land and wildlife. Read more »
Over 100 million women are estimated to use oral contraceptives, but studies on the pill’s mental health effects raise more questions than answers. Read more »