Plants communicate through volatile organic compounds (VOCs) that help them respond to herbivorous pest attacks. This review explored the mechanisms behind these plant communications and their ...
But whether humans can perceive odor changes shorter than the length of one sniff has been an open question. A new device that allows for precise odor control shows that people perceive much more ...
People can be born with no sense of smell, a condition called anosmia, or they can acquire it, as has been the case with many who had a Covid infection.