longevity
Studies: Ketogenic Mice Live Longer, Healthier Lives
Studies: Ketogenic Mice Live Longer, Healthier Lives
Bob Grant | Sep 5, 2017
High-fat, low-carbohydrate diets are shown to increase lifespan and preserve memory in two independent mouse experiments.
Fingerprints of Ongoing Human Evolution Found
Fingerprints of Ongoing Human Evolution Found
Shawna Williams | Sep 5, 2017
Genetic variants in Alzheimer’s- and smoking-related genes appear to be under selection pressure, according to a study comparing the genomes of old and young participants.
Study: Eating Less Helps Worms Learn
Study: Eating Less Helps Worms Learn
Aggie Mika | Aug 2, 2017
Food restriction decreases a metabolite that impedes associative learning in worms. 
Mutation Linked to Longer Life Span in Men
Mutation Linked to Longer Life Span in Men
Jef Akst | Jun 19, 2017
A deletion in a growth hormone receptor gene is tied to an average of 10 extra years of life among men, but not women, according to a study.
Study: Microbes from Young Fish Extend Older Fish’s Lives
Study: Microbes from Young Fish Extend Older Fish’s Lives
Kerry Grens | Apr 5, 2017
Recolonizing middle-aged animals with bacteria from younger ones kept killifish alive longer than usual, researchers report.
RNA Pathway Helps Keep Flies Alive
RNA Pathway Helps Keep Flies Alive
Ben Andrew Henry | Dec 22, 2016
An anti-transposon pathway previously thought to function only in reproductive tissue also helps reduce harmful mutations in body cells of fruit flies.
Mammals May Live Longer In Captivity
Mammals May Live Longer In Captivity
Joshua A. Krisch | Nov 7, 2016
A study on 59 mammalian species in zoos finds that most live longer in captivity than in the wild, although these apparent longevity benefits differ across species.
Study: Human Life Span Maxed Out
Study: Human Life Span Maxed Out
Ben Andrew Henry | Oct 6, 2016
Scientists argue that current medical advances cannot crack Homo sapiens’s natural age limit.
The Oldest of Them All
The Oldest of Them All
Alison F. Takemura | Aug 12, 2016
Greenland sharks can live an estimated 400 years, beating the previous vertebrate longevity record, scientists report.
Mechanism Behind Extreme Longevity in Some Plants
Mechanism Behind Extreme Longevity in Some Plants
Kerry Grens | May 5, 2016
Certain plant stem cells rarely divide, a study shows, possibly fending off an accumulation of potentially harmful genetic mutations in some species.