Part II: Why is America's birthrate declining?

In 2011, Siddhartha Mukherjee won the Pulitzer Prize for his biography of cancer, “The Emperor of All Maladies.” Now, he’s back with an update on how our understanding of cancer has advanced -- and what lies ahead.

OpenAI’s Sora 2 app lets anyone with a smartphone create AI-generated deepfake videos, from phony footage of a corgi rock climbing to fake videos of kids carrying guns in school. Is it time to stop believing our eyes?

Jeffrey Goldberg, editor in chief of The Atlantic, joins Meghna at WBUR’s CitySpace to discuss The Atlantic's new project examining America at 250 and the most urgent, complex and challenging questions the country is facing. Then, Goldberg interviews Massachusetts Congressman Jake Auchincloss on topics ranging from the state of the Democratic party to the Trump administration's intentions in Venezuela.

The quest to define and canonize new words in American English is as old as the country itself. In the new book "Unabridged: the thrill of (and threat to) the modern dictionary," author Stefan Fatsis explores how that quest has changed in the age of the internet.

On Point news analyst Jack Beatty on the Trump administration’s new national security strategy and what it could mean for U.S. relations with longstanding European allies.

A government oversight report exposes billions in wasted U.S. aid during Afghanistan’s reconstruction -- highlighting corruption, mismanagement, and the human toll of failed policy.

The U.S. Department of Justice says it’s prioritizing denaturalization, or stripping foreign-born Americans of their citizenship. How would that process work and what's at stake?

The U.S. is ready for war with Venezuela with more than a dozen warships and 15,000 troops now in the region. The Trump Administration says it’s about drugs, but some experts say that's a cover for something else.

A recent analysis finds the majority of presentations at a big annual education research conference were about things like “resistance,” “safe spaces,” and “identity." But many classroom teachers say they want to learn about student behavior, discipline and mental health. Could this gap be damaging American education?

Earlier this fall, there were no rap songs in the Billboard Top 40 for the first time since 1990. Is this just a blip in commercial popularity, or is it a sign that hip-hop is losing its grip on mainstream America?