September 24, 2002 |
Ask botanists why they draw plants instead of photographing them and they'll tell you that you can't understand how a plant works until you draw it. Form follows function. Ask science publishers why they so often prefer illustrations to photographs and they'll say the artist can subtly emphasize traits that are critical to identifying a plant.
April 13, 1998 |
After sending autonomous machines to explore the surface of Mars, engineers at Jet Propulsion Laboratory and around the country are building a robot to venture into equally inhospitable territory--the interior of Chernobyl's exploded nuclear reactor. The radiation level inside the reactor that melted down 12 years ago this month is so high that it would take only seconds to absorb more radiation than it is safe to be exposed to over an entire year.
July 5, 2013 |
This post has been corrected. Please see below for details. For more than 20 years at UC Irvine, Dudley Knight devised innovative and sometimes controversial ways of teaching acting students to speak clearly while lending their characters authentic, unforced accents and dialects. Knight, who had retired 10 years ago to Pennsylvania, returned to the campus last month to begin rehearsing his role as King Lear in an outdoor summer festival production of the Shakespeare tragedy.
July 21, 1992 |
Allen Newell, a pioneer of artificial intelligence and cognitive science, died Sunday of cancer. He was 65. Newell was a professor of computer science at Carnegie Mellon University for about 30 years. His idea that computers could be programmed to solve the same problems as humans helped establish the field of artificial intelligence.
March 28, 1999 |
A new computer virus can e-mail documents without warning, a potential security breach that should worry businesses and governments, an expert at Carnegie Mellon University in Pittsburgh said. The "Melissa macro" spreads via infected e-mail and attacks computers loaded with Microsoft's Word 97 or Word 2000 programs, according to the Computer Emergency Response Team, Carnegie Mellon's Department of Defense-funded computer security team.