California Institute of Technology

Voyage of the DNA Treader

Richard Feynman was right: there is plenty of room at the bottom, and the beeping, lumbering trashcans of 1950s science fiction are gradually giving way to micro-droids the size of a speck of dust . . . or even a molecule.

Dec 30, 2010 4.2 / 5 (9) 1 | with audio podcast

A Mine for Dark Matter

(PhysOrg.com) -- Deep in a mine 230 stories underground, physicists are trying to detect dark matter, the mysterious stuff that makes up nearly a quarter of the universe. Last December, tantalizing rumors ...

Jun 23, 2010 4.4 / 5 (8) 7 | with audio podcast