One of 10 Things: A new stethoscope

Instead of leaving it to doctors to remember what your heartbeat used to sound like during your last checkup, the new Eko Core downloads the sound to a computer for analysis.Time.com says the device digitally stores the heartbeat for comparison with earlier (or later) recordings as a way of checking for murmurs or heart-valve abnormalities. That could save big bucks on echocardiograms.Looks like we'll have to keep waiting for warmer stethoscopes.