The compounds responsible for the earthy smell of recent rain are produced by a wide variety of bacteria and fungi. Recent research sheds light on why microbes bother.
The consumption of p-coumaric acid, a chemical found in honey and pollen, may help set a female honeybee on its course to becoming a worker instead of a queen.
A new experimental system demonstrates that precursors of ribonucleotides, amino acids, and lipids may have simultaneously arisen from the same prebiotic chemistry.
Mice infected with a malaria-causing parasite emit odors that are more attractive to malaria-transmitting mosquitoes than uninfected animals, a study shows.