With fountain-of-youth and cancer-cure promises galore, what's actually transformative -- and happening now -- might surprise you. The key is where to look.
A swallowable capsule may be useful in identifying transit time in the gut as well as the bacteria present. It is a new, simpler way to investigate our gut microbiome.
Researchers have once again turned to nature for inspiration: A team of chemists working for the U.S. Air Force used crystals extracted from butterfly wings to detect trace chemical warfare agents.