Alphabet's health watch has changed a lot since last year
The current prototype is a circular design with an e-paper screen.
Measles has been eliminated in the Americas, according to WHO
It has stopped appearing on both continents, but foreign visitors continue to bring it back in.
Scientists watch an immune system fight the flu in real time
It could lead to better treatments for many stubborn viruses.
Infant is world's first to have three biological parents
A donor egg was introduced to prevent passing on the mother's mitochondrial disease.
ICYMI: Roller coasters will be recommended by urologists
Avoid surgery for kidney stones and ride the wave instead.
Powered prosthetics turn mundane tasks into monumental feats
Superhumans: Inside the world's first cyborg games - Episode 3
Roller coasters might help you pass a kidney stone
Maybe kidney stones can be fun after all.
Apple Watch could soon track your sleep and fitness levels
The smartwatch would gauge how healthy you are, not just feed you raw data.
UPS testing drones to deliver emergency medical supplies
Reviving the UAV shipping dream to save lives.