Alfred Hitchcock, a world-renowned film director, studied mechanics and engineering before he got into the movie biz.

Engineers design chairs to reduce stress on the human body. You better sit down for this one.

Only a little more than a hundred years ago, a 10-story building was pretty tall. Now, the tallest skyscrapers push more than a quarter of a mile into the air.

What if your windows cleaned themselves? How about a computer screen thin as a sheet of paper? Nanotechnology can make it happen.

The Interact ambulance, with its high-speed wireless data transmission and real-time video and audio links, is being field-tested in several Texas counties.