University of Iowa

Study finds value in 'junk' DNA

For about 15 years, scientists have known that certain "junk" DNA -- repetitive DNA segments previously thought to have no function -- could evolve into exons, which are the building blocks for protein-coding genes in higher ...

Oct 17, 2008 4.6 / 5 (38) 27

The laws of global warming

With policymakers and political leaders increasingly unable to combat global climate change, more scientists are considering the use of manual manipulation of the environment to slow warming's damage to the planet.

Jan 02, 2013 3.9 / 5 (11) 11