Apple sponsors a three-year UCLA study on depression and anxiety

With help from Apple, UCLA is launching a new three-year study to understand how factors like sleep and physical activity can impact depression and anxiety symptoms. The study will start this week with a pilot that will involve 150 participants drawn...

Scientists map every atom inside a nanoparticle

Even the smallest defects can create serious problems. It's a good thing, then, that researchers have found a way to map nanoparticles at an "unprecedented" level of detail -- they've located the 3D positions of all 23,000 atoms in an iron-platinum...