Aging

A single injection of gene therapy made old mice live 7% longer
Just a few short bursts of physical activity each day might yield huge health benefits
To avoid the worst effects of aging, we might need to exercise harder than we thought
Three reasons “you” won’t return after this life
Synthetic cartilage is now stronger than the real stuff 
Mouse embryos with beating hearts have been created entirely in the lab 
Transhumanism: Savior of humanity or false prophecy?
What ever happened to the first cryogenically frozen humans? 
Jeff Bezos is looking to defy death – this is what we know about the science of aging
How child mortality fell from 40% to 3.7% in 200 years