NPR's Ailsa Chang speaks with Jake Johnston, a Haiti aid expert, about what USAID support has meant to that country and what a funding halt could mean.

NPR's Ailsa Chang talks with Emily Kwong and Regina Barber of Short Wave about the fluid dynamics of crowds, an early fossil of a modern bird and new data on how people's moods change through the day.

NPR's Ailsa Chang talks with Nancy Krieger, a social epidemiologist at Harvard University, about her efforts to preserve federal health data that recently disappeared from government websites.

Susie Wiles is doing something no woman has done before. She is the first in history to hold the position of White House chief of staff. And now we will find out if she can do something that no ...

In a part of Altadena, where a single block and a half separates the home of Jennifer and Ed Barguiarena from complete destruction... ED BARGUIARENA: Yeah, just down this block, to the next..

When Donald Trump was sworn in on Monday, he was flanked by billionaires Elon Musk, Jeff Bezos and Mark Zuckerberg. An American government, closely aligned with money and power is something that ...

CHANG: That was former Trump adviser Steve Bannon on his podcast, "War Room." He later spoke to my colleague, Steve Inskeep, on Morning Edition. (SOUNDBITE OF ARCHIVED NPR BROADCAST) BANNON ...