Moderna said Tuesday that its Covid-19 vaccine was 100 percent effective in a study of adolescents ages 12 to 17. Dr. Anthony S. Fauci, the infectious disease expert, was optimistic about the vaccine's ability to ensure in-person school in the fall.

A series of gunshots sparked panic on Tuesday morning as people gathered to pay respects at the site of where George Floyd was killed in Minneapolis a year ago.

A series of gunshots sparked panic on Tuesday morning as people gathered to pay respects at the site of where George Floyd was killed in Minneapolis a year ago.

Ursula von der Leyen, president of the European Commission, said the E.U. would ban Belarusian flights from the bloc's airspace and airports. On Sunday, Belarus forced a passenger plane to land in its capital and arrested an opposition journalist on board.

The doors to Samoa's Parliament House were intentionally locked on Monday morning when Fiame Naomi Mata'afa went to be sworn in as the first female prime minister. Ms. Mata'afa's party held its own swearing-in under a tent erected right outside.

Dr. Tedros Adhanom Ghebreyesus, the director general of the World Health Organization, warned of vaccine nationalism and inequity in an address to international leaders on Monday.

Charles Michel, president of the European Council, called the forced grounding of a Ryanair passenger flight by a Belarus fighter jet an 'international scandal.'

Mount Nyiragongo in the Democratic Republic of Congo erupted on Saturday for the first time in nearly two decades. Lava engulfed a major highway in Goma, home to nearly two million, as residents were evacuated.

The Italian rock band spoke with reporters Saturday night after winning the 2021 Eurovision Song Contest with its song 'Zitti E Buoni.' It was the first in-person global cultural event to be held since the pandemic hit.

Standing next to the leader of South Korea at the White House on Friday, President Biden said he was 'deeply concerned' about the nuclear threat from North Korea and said he wouldn't repeat the mistakes of past administrations.