The latest in science and policy  ​

Residents say landmark African climate law obligates government to pay damages  ​

Structures likely protected traders rather than being actively used in warfare  ​

By adding genes to a nonmineralizing relative that’s better suited to lab life, team aims to show how corals build reefs  ​

Japan’s JT-60SA tokamak will test technologies put to use in ITER  ​

U.S. travelers at risk of getting the disease are first in line  ​

Study leader Anna Durbin discusses the power and limits of a provocative human challenge trial  ​

With warming oceans, rapidly intensifying hurricanes may be on the rise, but forecasters still struggle to predict them  ​

Chimps, other species live past end of reproduction, pair of studies finds  ​

Plants bred or engineered to be shorter resist windstorms and may bring higher yields and reduce pesticide use  ​