smart phones

Improving Phone Battery Charge

Imagine a phone that can last for days on just a single charge. An invention of a new material may turn this into a reality. Deepak Singh an Assistant Professor of physics at the University of Missouri Columbia and inventor of this technology, joins Hari Sreenivasan via Google Hangout to discuss.

From super computers to smart phones

It’s hard to believe that the cell phones that fit in our hands are more powerful than the early computers that once occupied entire rooms. A New York-Historical Society exhibition highlights these and other advancements, from early innovations at the 1964 World’s Fair to modern day tech.