Some fish, it turns out, are morning people. They swim hard during daylight, sleep mostly at night, and tend to live longer.

By midlife, an animal's everyday behaviors can signal how long it is likely to live. That is the striking conclusion of a new ...

Active Fish with Nightly Sleep Live Longer, Study Finds Stanford study uses AI to track behavior, revealing aging as stepwise ...

By tracking nearly every movement of a tiny fish's life from adolescence to death, a new study reveals a hidden behavioral blueprint of aging – one ...

A study has found that observing how actively fish move in their youth and when they sleep can help predict whether they will ...

African killifish like the one pictured typically live just a few months, which helps research study them across their entire lifespans. Claire Bedbrook and Ravi Nath tracked dozens of killifish ...

A tiny fish with transparent embryos is helping University of California, Davis, researchers shed light on how exposure to crude oil and flame retardants can affect behavior, skeletal growth, cardiac ...

Claire Bedbrook (left) pulls an African killifish tank from a shelf as Ravi Nath looks on. Bedbrook and Nath showed that ...