Smithsonian researchers trekked to a remote site in northern Canada to collect four-billion-year-old rock samples that could ...

The star of the story is saarvienin A, a brand-new glycopeptide antibiotic produced by an unusual strain of Amycolatopsis, a genus of bacteria known for making medical heavy-hitters like vancomycin.

In Photos: Stunning views of the rare Pi Day "Blood Moon" Lunar Eclipse ...