Researchers are using visual tricks to try to better understand canine perception.

Researchers use optical illusions to investigate canine perception.

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.

Changes in blood levels of oxytocin and adrenocorticotropic hormone and patterns of neural activity predict how much money people will donate to a cause with high accuracy.

A combination of factors, from oxytocin release as an indicator of emotional investment to cortisol and other hormones that correlate with attention, can forecast what people will do after an experience.

An isotopic analysis of eggshell beads dating back more than 30,000 years indicates that they helped build networks that stretched for hundreds of kilometers.

Species that come up with new ways to find food may be more likely to survive in habitats disturbed by agriculture and other human activities.

An undergraduate research project finds the animals are tuned in to reassuring information from other species.

A large twin study in Sweden finds genetics has a much larger influence on the odds of an autism diagnosis, and has remained consistent over time.