Your stomach uses acid to digest your food. Does a single cell digest nutrients using acid as well? This new fluorescent protein can show you.
Some pollutants that are lethal to humans can actually be a food source for some bacteria. Thus, bioremediation may hold the key to reducing hazardous chemicals in our environment. We may just have to figure out which bacteria to use.
It turns out that people with lung cancer may breathe out different molecules than people without. Scientists are figuring out which molecules to look for to diagnose cancer!