Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. What exactly is the internet? Nora, age 8, Akron ...

The first electronic computer was built during the 1940s by John Vincent Atanasoff, a professor of physics and mathematics at Iowa State University, and one of his students, Clifford E. Berry. But the ...