Lunar Scientists are meeting up at NASA Ames this week to discuss the full spectrum of lunar science: of the Moon, on the Moon and from the Moon. Dr. Chris McKay, my former astrobiology mentor at NASA, teamed up with......

By testing dozens of erection-causing chemicals with sophisticated computer simulations, researchers at the Federal University of Lavras in Brazil have identified eight substances that might outperform Cialis, Viagra, and Levitra. In a report to Bioorganic and Medicinal Chemistry, which became......

A scheme to dump quicklime into the oceans to sequester more carbon in their depths is being revived by a British management consultant with backing from Shell. First proposed back in the '90s by Exxon engineer Haroon Kheshgi (.pdf), the......

The open-source software movement has finally met the world of biological modeling. Both a language and a program, "little b" gives systems biologists an infrastructure for building and sharing models of cellular activity. Lacking this, researchers end up making models......

For all the case-solved moments it provides on television crime dramas, DNA is far from a perfect forensic tool. Samples can degrade over time, confounding analysis. The handful of gene markers used by crime labs to identify individuals aren't quite......