Brightsurf Science News & Current Events

December 07, 2002
Cool running semiconductors
Solid-state semiconductors don't handle heat very well. If they're operated at high power they tend to burn out.

Coral layers good proxy for Atlantic climate cycles
Tree rings may tell how old a tree is, but the rings or annual bands in some skeletal coral may tell not only the age of the animal, but also something of the dynamics of the ocean in which it grew, according to Penn State and University of Miami researchers.

Prepare to be surprised by future climate changes
Current debate in the U.S. on climate change often focuses on whether things will really be as bad as scientists say they will be, but according to a Penn State climatologist, perhaps the question we should be asking is, are we confident that things will be as good as they are saying. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to