Countries made big pledges at last year’s UN climate conference, this year in Sharm el-Sheikh will focus on turning commitments into action

New data shows that the number of abortions fell by more than 10,000

A relatively new arrival in Ethiopia—the Anopheles stephensi mosquito—is shifting malaria patterns

Russia suspended a deal guaranteeing safe passage of Ukrainian exports, Moscow warned shipments will become "much riskier"

RSV cases in the U.S. started showing up in spring and are now 60 percent higher than 2021’s peak week