Sara DeWitt speaks during a Q&A hosted by Friends of Arkansas PBS on Feb. 19. Credit: Milo Strain Friends of Arkansas PBS, a newly formed group that hopes to keep PBS programming in Arkansas, hosted ...

This will come as a surprise to no one, but exercise is really good for us. But why it works and how it works are far less understood. Horizons moderator William Brangham explores that with Stanford ...

Correction: This post originally misidentified Maryland Sen. Chris Van Hollen as a congressman. The text has since been corrected. We regret the error. President ...

Sometimes, it feels like certain kids movies were created just to distract them, while others were made to actually challenge them. Growing up, it’s important to have a bit of both the slop and the ...

While Sid plays with his flashlight, he wonders exactly how lights work. At school, Teacher Susie explains to Sid and his friends that all lights need some kind of electricity to work, whether it ...