Biology

Jeff Bezos is looking to defy death – this is what we know about the science of aging
How natural “short sleepers” thrive on 4 hours of sleep per night
How will humans change in the next 10,000 years?
MIT engineers 3D-print rubbery brain implants that don’t “stab” the brain
The sci-fi plan to create artificial gravity on the moon, Mars 
New discoveries are rewriting the rulebook for regenerating limbs 
10-second balance test is a powerful predictor of death for older adults
A new delivery method for drugs that can’t withstand stomach acid
Do optimists really live longer? Here’s what the research says
Wearable tech: eating and playing our way to a longer lifespan