Archive: 12/15/2006

How Do Multiple-Star Systems Form?

Astronomers have used the National Science Foundation's Very Large Array (VLA) radio telescope to image a young, multiple-star system with unprecedented detail, yielding important clues about how such systems ...

Dec 15, 2006 4.1 / 5 (21) 0

As fast as a shark in water

With the help of tiny ridge-like structures in their scales, sharks are able to minimize drag when swimming. A new coating system takes advantage of this “riblet effect” to improve the aerodynamics of vehicles and aircraft.

Dec 15, 2006 4.5 / 5 (8) 0

A train on the street

Streetcar or bus? The AutoTram® offers the best of both: Up to 36 meters long, it can carry as many passengers as a streetcar while being as versatile as a bus. A flywheel energy storage system absorbs part ...

Dec 15, 2006 4.7 / 5 (11) 0