After decades of experimentation, scientists can finally grow diamonds that outshine even the rarest De Beers rocks. Launch the slideshow
By Elizabeth Svoboda
Posted 05.30.2006 at 2:00 am 4 Comments
What: Perfect single-crystal diamonds of more than two carats
(the average engagement ring is less than a carat) churned out in a day. Scientists create the gemstones using a process called chemical vapor deposition (CVD), which grows diamond crystals one carbon atom at a time.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.