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

Hey to both of you. REGINA BARBER, BYLINE: Hey. EMILY KWONG, BYLINE: Hi, Ailsa. CHANG: OK, so you guys have brought us three science stories that caught your attention this week. Tell us what they ...

Venezuelan migrants sent to Guantanamo Bay are being held in a military prison that has housed al-Qaeda members.

The Trump administration is preparing to issue an executive action in the coming weeks that would attempt to dismantle the U.S. Department of Education.

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. KUOW is Seattle’s NPR news station.

NPR's Ailsa Chang talks with Bianca Mabute-Louie about her book Unassimilable – which argues the case against assimilation for the Asian Diaspora and re-imagines where to find community in the U ...

Congress holds the power of the purse. But President Trump and Elon Musk are swiftly using executive actions to dismantle federal programs funded and approved by Congress.

In the hours after a collision of a Black Hawk helicopter with a passenger airliner last week, social media exploded, falsely blaming a transgender Virginia National Guard service member.

Hi, Sacha. SACHA PFEIFFER, BYLINE: Hi, Ailsa. CHANG: OK, so how many migrants are there already at this point? PFEIFFER: At least one planeload of 10 people so far, and Defense Department photos ...

NPR's Cory Turner has been following the story and joins us now. Hi, Cory. CORY TURNER, BYLINE: Hey, Ailsa. CHANG: OK, so I want to start with these workers who have been just put on leave.