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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
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
Aggie Mika | Aug 2, 2017
Food restriction decreases a metabolite that impedes associative learning in worms.
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
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
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
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
Ben Andrew Henry | Oct 6, 2016
Scientists argue that current medical advances cannot crack
’s natural age limit.
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
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.