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Israeli police have arrested someone they believe is behind recent bomb threats targeting Jewish community centers across the U.S. The suspect is a Jewish-American Israeli teenager. NPR's Daniel Estrin has more from Jerusalem.

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Growing up in a hungry household in the first couple of years of life can hurt how well a child performs in school years later, according to a new study.

An estimated 13.1 million children live in homes with insufficient food, according to the most recent figures from the U.S. Department of Agriculture.

The outlook for a key congressional investigation into potential ties between President Trump and Russia's election meddling remained in doubt Thursday, after an unusual, high-profile flap involving its top two members.

Updated at 9:48 p.m. ET

The White House issued an ultimatum to House Republicans on Thursday: Vote for the current GOP health care replacement plan or leave the Affordable Care Act in place and suffer the political consequences.

The U.S. Senate has a lot going on: confirmation hearings for a Supreme Court nominee, negotiations on repealing the Affordable Care Act, votes on gun sales regulations and bear-hunting rules for Alaska.

There's no denying it: Los Angeles isn't exactly gentle on the ears.

That's one lesson, at least, from a comprehensive noise map created by the U.S. Bureau of Transportation Statistics. On the interactive U.S. map the agency released this week, which depicts data on noise produced primarily by airports and interstate highways, few spots glare with such deep and angry color as the City of Angels.

It was a meeting of nerds and sharks.

The self-described "biotech nerds" and "robotic nerds" were seven high school students from Washington, D.C. The eight teens who call themselves "sharks" and flew in from Ghana. "The shark is a big fish so it means you're big. Knowledgeable," explains Stephanie Obbo of Ghana, an aspiring medical doctor.

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