Human Lifespan May Have a Hard Ceiling, Research Suggests

Our longevity may actually turn out to have a hard limit. In a new study this week, scientists show that the long rise in our collective life expectancy seen during the 20th century has started to sl… [+5358 chars]

Human Lifespan May Have a Hard Ceiling, Research Suggests

Human Lifespan May Have a Hard Ceiling, Research Suggests

Human Lifespan May Have a Hard Ceiling, Research Suggests

Human Lifespan May Have a Hard Ceiling, Research Suggests

Human Lifespan May Have a Hard Ceiling, Research Suggests