Is AI saving the world or breaking it? As the era-defining technology leapfrogs from what-if to what-next, it can be hard for us humans to know what to make of it all. You might be hopeful and excited ...

The world’s largest iceberg is “rapidly breaking up,” scientists say. Although Iceberg A23a previously weighed nearly 1.1 trillion tons and was slightly bigger than the state of Rhode Island, it has ...

Scores of researchers reviewed the Energy Department’s argument about greenhouse gases and found serious deficiencies. By Lisa Friedman and Sachi Kitajima Mulkey More than 85 American and ...