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 
Gene editing gone wrong: Scientists accidentally create angry hamsters
This molecule may be the “secret sauce” of exercise — but it won’t work as a pill
Engineers develop nanoparticles that cross the blood-brain barrier
The key to fighting fungal infections may have been inside us all along
“Stealth bomb” for cancer unlocks powerful immune attack 
Self-healing robot skin created out of human cells