Iran' s Supreme Leader Ayatollah Ali Khamenei on Saturday made his first public appearance since the 12-day war between Israel and Iran began, attending a mourning ceremony on the eve of Ashoura.

At least 67 people are dead following flooding that slammed central Texas over the weekend, while a desperate search for 11 missing girls continues.

NPR has compiled a timeline of when local, state and federal officials posted warnings on social media as well as the timeline of events as presented by local officials.

How will the Trump administration's cuts to HIV research impact the progress that's been made towards ending the epidemic in the U.S.?

Heat and wildfire smoke affect birth outcomes, according to a new study of women in Los Angeles.

President Trump has signed a disaster declaration to give more resources to Kerr County, Texas, in the wake of the flooding.

The concepts in the MingKwai typewriter underlie how Chinese, Japanese and Korean are typed today. The typewriter, patented in 1946, was found last year in an upstate New York basement.

North Korean leader Kim Jong Un said he wants the luxury resort on the eastern seacoast to become a "world destination," but the country has been reluctant to allow in foreign tourists.

The Prince and Princess of Wales will join the King and Queen in granting Royal Warrants — a sort of "seal of approval" — on certain goods and services.

Ukraine said it struck a Russian airbase on Saturday, while Russia continued to pound Ukraine with hundreds of drones overnight, dashing hopes for a breakthrough in efforts to end the war.