Size Matters: Biosensors behave oddly when very small

10:42am, September 6, 2006

Physicists have built tiny instruments sensitive enough to detect single molecules of DNA, and the construction of these sensors generally follows a simple rule: the smaller the better. However, this rule might have a limit, a new study finds.

This article is available only to subscribing members. Join SSP today or Log in.

Get Science News headlines by e-mail.

More from Science News