Screening for blood diseases like Malaria is typically done in a lab by a pathologist. But for many people in developing countries, going to a
By Tamara Straus Ever since Hansen Lui was a kid, he loved building things and then taking them apart. During his undergraduate years at UCLA,
GridWatch: Using Cell Phone Sensors to Detect Power Outages
Nearly half the people on Earth use inefficient fuel sources like wood or coal to cook their food. Every year three to four million people