HOT PICKS

Science  22 Oct 1999:
Vol. 286, Issue 5440, pp. 639d
DOI: 10.1126/science.286.5440.639d

The next best thing to being there. Want to hike up the Grand Teton, dig in the Burgess Shale, or watch glaciers calve on the antarctic coast? Don't call your travel agent, simply log onto the Web and visit this University of Houston, Texas, site for virtual geology field trips. www.uh.edu/∼jbutler/anon/anontrips.html

Tallying your daylight savings. For fraction-of-a-second precision, synchronize your watch with the time kept by the National Institute of Standards and Technology. Here the keepers of atomic clocks can give you the exact Coordinated Universal Time for a chosen U.S. time zone. An accompanying error estimate accounts for lost tenths of seconds the signal spends ricocheting across the Internet. http://www.time.gov/

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