Woman in multicolored dress.

Microbes Might Paint Your Next Party Dress

The official “fashion month,” September has concluded its parade of gorgeous outfits. These contain harmful dyes, though. Can microbes make safer colors?
insect in amber

Should We Worry About Ancient Pathogens Being Revived?

Accidental exposure to bacteria trapped inside a crystal is unlikely. Frozen ancient pathogens, however, are another matter.
Image courtesy of Coca-Cola

The Coca-Cola Wars: Can Anybody Really Tell the Difference?

While few people can reliably discern any difference in a blind taste test, Coca-Cola is winning in its branding war with Pepsi.

Is There Life on Mars?

Is there life on Mars? Probably not, but it's likely that there used to be.