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.

NASA's Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the blast that caused "a strong shortwave radio blackout over South America," ...

Ecologist Gergana Daskalova moved back to the small Bulgarian town of her childhood. It's a place many people have abandoned ...

NASA's Solar Dynamics Observatory captured an X1.1-class solar flare in multiple wavelengths. See time-lapse footage of the ...

The service branch is in the early development stages of a five-year contract for cyber services to support its High Frequency Global Communications System.

The 320-ton rotating curtain antenna in Moosbrunn, Austria, was dismantled this week as part of the decommissioning of the ...

Bird flu, or avian influenza, is spreading among livestock and other mammals in the United States, raising concerns that another pandemic may be looming. Last month, California declared a state of ...

RNZ International (RNZI) began broadcasting to the Pacific region 35 years ago — on 24 January 1990, the same day the ...

This Braille Literacy Month, Emily Kwong of NPR's Short Wave podcast reports on the writing system and how some researchers are working to lessen the national shortage of qualified braille educators.

Following World War II, the recycling of war materials became big business. Many towns had an Army and Navy store.

As the ORF radio station FM4 reported, there were probably a particularly large number of soldiers among the listeners, as they were equipped with short-wave devices. However, the operation of the ...