Archive: 01/29/2007

Does evolution select for faster evolvers?

It's a mystery why the speed and complexity of evolution appear to increase with time. For example, the fossil record indicates that single-celled life first appeared about 3.5 billion years ago, and it then took about 2.5 ...

Jan 29, 2007 4.4 / 5 (42) 0

Novel laboratory technique nudges genes into activity

A new technique that employs RNA, a tiny chemical cousin of DNA, to turn on genes could lead to therapeutics for conditions in which nudging a gene awake would help alleviate disease, researchers at UT Southwestern Medical ...

Jan 29, 2007 5 / 5 (2) 0
  • Pages: 1 2 3