(PhysOrg.com) -- In 2008, scientists built a loudspeaker made of carbon nanotubes that produced sound and music based on the thermoacoustic effect. Now, a different team of scientists has built a loudspeaker made of tiny ...
Bacteria may travel thousands of miles through the air worldwide instead of hitching rides with people and animals, according to Rutgers and other scientists. Their "air bridge" hypothesis could shed light on how harmful ...
Ecology
Mar 25, 2019
0
1344
(AP)—Space shuttle Endeavour will spend its last flying day Friday not rocketing into space but doing what most tourists do when visiting California: Taking in the state Capitol, Golden Gate Bridge and the Hollywood Sign.
Space Exploration
Sep 21, 2012
0
0
