NPR's science podcast Short Wave brings us stories on food fortification, why some people don't seem to get the flu, and a study on how much vigorous exercise you really need. It's time now for our ...

It's time now for our science news roundup from Short Wave, NPR's science podcast. And I'm joined now by Emily Kwong and Berly McCoy from the show. Hi to both of you. BERLY MCCOY, BYLINE: Hi, Juana.

And I'm Mary Louise Kelly, and it is time now for our science news round up from Short Wave, NPR's science podcast. This week I am joined by Regina Barber and Rachel Carlson. Hey, you two. REGINA ...

On Episode 208 of This Week In Space, Rod Pyle and Tariq Malik talk with Space.com's Mike Wall about the risks and realities ...

See the latest The Weirdest Thing I Learned This Week stories from Popular Science. See news, trends, tips, reviews and more at Popular Science.

It's time now for our science news roundup from Short Wave, NPR's science podcast. I'm joined by Regina Barber and Emily Kwong. Hi all. EMILY KWONG, BYLINE: Hey. REGINA BARBER, BYLINE: Hey, Juana.