Homeland Security deputy secretary Troy Edgar offered few details on the Trump administration's legal reasoning to deport Palestinian activist Mahmoud Khalil.

Iran's supreme leader rebuffed President Trump's hopes to start talks over Iran's nuclear program. Aya Batrawy is an NPR International Correspondent. She leads NPR's Gulf bureau in Dubai.

NPR's Leila Fadel speaks with the co-authors of "You Must Take Part in Revolution," a new dystopian graphic novel set in the year 2035 with the U.S. and China at war.

NPR speaks with Department of Homeland Security Deputy Secretary Troy Edgar about the arrest of a student protest leader and the Trump administration's ramped-up deportations of immigrants.

Are we more prepared to detect the start of a possible pandemic than we were in 2020? Some things have gotten better, and some worse.

The Trump administration plans to reconsider about two dozen environmental rules, in what the Environmental Protection Agency calls the "most consequential day of deregulation in U.S. history." ...

NPR's A Martinez speaks with Jeffrey Sonnenfeld, an associate dean at the Yale School of Management, about how business executives are coping amid economic policy whiplash.

A new part of an ocean plant cell has been discovered that might revolutionize farming one day. The structure can take nitrogen and convert it into the ingredient that helps all organisms grow.

World waits for Moscow response to ceasefire offer the U.S. brokered with Ukraine, EPA announces dozens of regulations it plans to target, Iran rebuffs Trump hopes on starting nuclear talks.

NPR's Michel Martin talks with Democratic Sen. Chris Coons of Delaware about Senate prospects for passage of a spending bill ...