Ten years after Ian Wilmut announced that he had cloned the first mammal ever, where are the clones of me, you, and my dog, Brownie?
One of the largest solar energy plants in the world went on line in Portugal this winter.
This year, as every year, we present the 10 technologies we find most exciting--and most likely to alter industries, fields of research, and even the way we live.
Three-inch robot protects the grid.
A secret, fast-charging, powerful battery.
Skin that helps burn victims fight off infection.
Plasma turns waste to ethanol.
New imaging technique shows how fast inland ice is melting.