The tropical net-casting spider Deinopis spinosa joins several other arachnid species that can hear sounds from afar without the help of a web, or even ears—an ability that aids its unique hunting tactics.

A photosensitive protein behind the retinas of cockroaches plays a role in light-dependent, directional magnetosensitivity.

A reanalysis calls into question a year-old claim that humans can decipher at least 1 trillion different scents.

People can be identified by the distinctive ways they perceive odors, a new study shows.

A newly approved visual aid translates the appearance of objects to electrical stimulation on the tongue.