After accusations of bias undermined their initial COVID-19 investigation in China, the WHO is starting over

Swedish activist Greta Thunberg on Saturday said upcoming climate talks in Glasgow, billed as humanity's last chance to avoid catastrophic global warming, were unlikely to "lead to big changes". Thunberg, whose Fridays For Future movement has inspired...

Early signs may favor the booster dose for Moderna's COVID-19 vaccine. Here's what happened on Thursday and what it means for you.

Monument removals and a replica of the Templo Mayor pyramid infuriated critics, but can Mexico's populist government spark an Indigenous cultural renaissance?

Decision isn't final yet, but spending bill negotiators are working on other ways to achieve cuts in greenhouse gas emissions.