Michele Kelemen has been with NPR for two decades, starting as NPR's Moscow bureau chief and now covering the State Department and Washington's diplomatic corps. Her reports can be heard on all NPR News programs, including Morning Edition and All Things Considered.
Pea-size clusters of human cells called brain organoids inspire both hope and fear. Experts are debating how scientists can responsibly use these bits of gray matter.
President Trump's pressure campaign against Venezuela is the latest in a long saga of U.S. intervention in the region that is rooted in the 1823 Monroe Doctrine — and is a mix of success and failure.
President Trump's changing messaging, Congress' unprecedented demands and the Justice Department's piecemeal release of information haven't quieted the questions. Here's what we know — and don't.
About 40 people are dead and more than 100 are injured after a fire ripped through a New Year's Eve party at a Swiss ski resort bar. Authorities are still investigating what caused the blaze.
Ukrainians recall their country giving up nuclear weapons in 1994 in exchange for international security promises that weren't kept. They don't want a repeat in their current negotiations with Russia.