Electric motors power almost everything in your kitchen, bathroom and office. But how do they perform their magic?
You've probably noticed that there are power outages all the time -- but water outages? Much less common... How does the system work, and work so well? It's simpler than you may think. Find out how the design and location of water towers keep the water flowing.
The film "Pearl Harbor" is now playing. Look at the aircraft involved in that battle, technological marvels for their time.
Another series of rolling blackouts are hitting California. Learn why this is happening and how it affects you.
How unique is your face? Learn how facial recognition systems can pick a face out of a crowd, extract it from the rest of the scene and compare it to a database of stored images.