The ability of fish to feel pain has been a long-running debate in the scientific community. On one side, you have the naysayers. They believe that fish are nothing more than living “reflex machines,” ...

Karin Modig receives funding from Swedish Research Council for Health, Working Life and Welfare and from Karolinska Institutets research funds. How much do your genes determine how long you’ll live?

A new study suggests that lifespan might be 50% heritable — although for now, it's hard to know if the finding applies across diverse populations. When you purchase through links on our site, we may ...

A person’s genes play a far greater role in likely lifespan than previously thought, according to a major new study published Thursday in the journal Science. Using data from human twin studies, an ...

(Beyond Pesticides, January 23, 2026) A fish called a lake skygazer (Culter dabryi) shows accelerated aging when exposed to chronic low doses of the insecticide chlorpyrifos, according to a powerful ...

EMBARGOED: May be published no earlier than 2 p.m. ET on Thursday, Jan. 15. Long-term exposure to low levels of a common agricultural pesticide can accelerate physiological aging and shorten lifespan ...

Across mammals, lifespan appears to be shaped not just by genes or environment, but by how much energy is devoted to reproduction over a lifetime. When reproduction is limited, animals tend to live ...

The objective of this study was to evaluate the effects of three levels of lipids in the diet on growth, metabolism, and intestinal and hepatic histopathology in discus fish (Symphysodon ...

"Fish are friends, not food," animated sharks famously declare in 2003's "Finding Nemo." But are they pedicurists, too? On TikTok, videos have gone viral of people getting so-called "fish pedicures," ...

The DISCUS trial demonstrated improved QOL with 3 cycles of chemotherapy compared to 6 cycles in advanced urothelial cancer patients. Both treatment arms showed similar overall survival and ...