lifespan
Evidence for Human Lifespan Limit Contested
Evidence for Human Lifespan Limit Contested
Diana Kwon | Jun 28, 2017
Five groups of scientists criticize a widely publicized Nature paper from 2016 suggesting that humans can only live up to 115 years.
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.
Hunger Hormone Slows Aging in Mice
Hunger Hormone Slows Aging in Mice
Kerry Grens | Feb 3, 2016
Signs of getting older are less common among rodents with ramped-up ghrelin production.
Calorie-Restricted Yeast Live Longer
Calorie-Restricted Yeast Live Longer
Kerry Grens | Jul 14, 2015
Calorie restriction in the organism extends lifespan, supporting a long-standing view that had been challenged by a study published last year.
Periodic Fasting Improves Rodent Health
Periodic Fasting Improves Rodent Health
Kerry Grens | Jun 18, 2015
And a diet that includes a few days of caloric restriction each month reduces biomarkers of aging and disease in people, according to a small trial.
Speaking of Science
Speaking of Science
The Scientist Staff | Mar 1, 2015
March 2015's selection of notable quotes
Week in Review: October 6–10
Week in Review: October 6–10
Jef Akst | Oct 10, 2014
Nobel Prizes awarded; transgenerational effects of mitochondrial mutations; fat-targeted gene knockdown; Ebola updates in Spain and U.S.
Longevity Diet
Longevity Diet
Rina Shaikh-Lesko | Jun 1, 2014
Researchers unmask a gene that protects C. elegans from lifespan-shrinking metabolic byproducts.
No Pain, Big Gain
No Pain, Big Gain
Kate Yandell | May 22, 2014
Eliminating a pain receptor makes mice live longer and keeps their metabolisms young.
Lifespan Tied to Pheromones
Lifespan Tied to Pheromones
Kerry Grens | Dec 2, 2013
In worms and flies, the presence of the opposite sex can reduce longevity.