The World staff

In 1973, the last United States combat troops left South Vietnam, ending America’s direct military involvement in the Vietnam War.

Russia’s full-scale invasion in Ukraine that began on Feb. 24, 2022, sent shockwaves around the world. It’s now been a year since Russia’s war in Ukraine began. Here’s an account, by month, of some of the key moments in the conflict.

When Russia's full-scale invasion in Ukraine began on Feb. 24, 2022, the pursuits of many of Ukraine's leading artists and cultural institutions came to a halt. The World takes a look back at the myriad ways in which war impacted artistic and cultural expression in Ukraine, and how advocates continue to work tirelessly to keep making art against all odds.

The earthquakes that hit southern Turkey and war-ravaged northern Syria on Monday have killed over 12,000 people, with the death toll expected to rise as rescue crews race against time to save people trapped beneath rubble.

Erika Robb Larkins, director of Brazilian Studies at San Diego State University, visited a training school for private security guards. She spoke to Gemma Ware, the host of The Conversation Weekly podcast.

Human rights groups warn that a Turkish invasion could trigger a new exodus of refugees, and worsen an already dire humanitarian crisis in northern Syria.

A new British study out on Wednesday shows that psilocybin — the substance found in hallucinogenic mushrooms — can help treat people with severe depression. But science writer Dana Smith cautions that psychedelic mushrooms are “not going to be a cure-all.”

Shehan Karunatilaka, author of "The Seven Moons of Maali Almeida," is winner of the 2022 Booker Prize. Karunatilaka talked with The World's host Marco Werman about the ways in which Sri Lanka's grim history of civil war — along with a bit of "gallows humor" — shaped the ideas in his award-winning novel.

World Chess Champion Magnus Carlsen of Norway withdrew from an online chess match against 19-year-old American player Hans Niemann at the $350,000 Sinquefield Cup in St. Louis, Missouri.

A NASA spacecraft has successfully made impact with an asteroid in an unprecedented practice run to thwart potential incoming threats to Earth.