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It's basically the same vaccine used against smallpox. Here's how it works — and whether researchers think it's playing a role in the fact that the current outbreak is starting to slow down.

The space agency's long-awaited Artemis I mission will have to wait until at least Friday, after a problem with one of the SLS rocket's engines was discovered.

The Russian invasion has taken a toll on Ukrainian metalworks — the country's second-largest industry — and there's still no deal to ship iron and steel products to customers.

The ancient disease is still a killer. And even though there are new drugs, there's a growing rate of antibiotic-resistance cases. Here's a look at the latest strategies to tame typhoid.

U.S. Federal Reserve raises rates for fourth time in 2022, this time by another three-quarters of a percentage point to battle inflation. It's at a size and pace we haven't seen since the 1980s.

The Biden administration has announced a new legal pathway to discourage Venezuelan migrants from crossing the border illegally. But many may not qualify because they lack financial sponsors.

Pringle helped shape and safeguard the sound of NPR for more than four decades. Colleagues are remembering her prolific portfolio, technical expertise, generosity, honesty and sense of style.

Airlines and travel websites say that bookings for holiday travel are strong despite higher airfares, as pandemic-weary travelers seem willing to pay.

The three-hour meeting between Xi and President Biden finished Monday with both leaders expressing an openness to restoring communication channels and repairing the U.S.-China relationship.

It's the second time Mitchell Miller's path to the NHL has been abruptly blocked. The mother of the student who was abused tells NPR that her son is still struggling.