batteries

by Apurva Govandefigures by MacKenzie Mauger North Africa’s vast, arid Sahara Desert region covers 3.5 million square miles, which is just about the size of the United States. Sunlight hits the Sahara an average of 3,000 hours every year. Covering…

by Ryan McGillicuddy figures by Sean Wilson When I think of the challenges associated with exploring space, I usually think of explosive rockets, speeding meteorites, deadly radiation, and the empty vacuum of space. Admittedly, my first worry about space…