Monday, February 20, 2012

The Smallest Transistor

Physicists Create a Working Transistor From a Single Atom -

Australian and American physicists have built a working transistor from a single phosphorus atom embedded in a silicon crystal.

Wednesday, February 08, 2012

The Oldest Life

200,000-Year-Old Patch of Seagrass Is the World's Oldest Living Organism | Popular Science

A patch of Posidonia oceanica, a species of seagrass native to the Mediterranean, has just gotten its DNA sequenced and its age determined--and as it turns out, some parts of this particular patch are up to 200,000 years old. That easily destroys the previous world record of the oldest living organism, a Tasmanian plant believed to be around 43,000 years old. Ha! A youngun!