Web Wad

Can a drone determine the shape of a room using microphones alone? That’s what Purdue University researchers set out to discover in a study that will be published next week in the SIAM Journal on Applied Algebra and Geometry. In it, they propose a drone-mounted microphone array that measures sound emitted …

Photo by WAYHOME studio / Shutterstock.com Spending money on expensive things you don’t need is a surefire way to deplete your bank account and lower your net worth. Many big-ticket purchases are made on impulse or otherwise represent poor judgment. If you truly can afford to buy a costly status …

My patient was brought to the emergency room by his friend because he could no longer catch his breath and had a cough that wouldn’t extinguish. He lived with three other young men, all in their early 20s, in a small house located in what many of us considered the …