men in scrubs

O3b Satellites mounted to launch dispenser

Google recently hired O3b Networks Ltd’s founder and chief technology officer. This is the kind of satellite they make.

$1 billion: money Google is spending to spread internet access with satellites

50 degrees F: temperature of a human body in suspended animation

70 percent: fraction by which projected benefits of e-cigarette regulations should be cut to account for lost pleasure, according to a recent cost-benefit calculation from the FDA



New calculations from the U.S. Food and Drug Administration quantify how much pleasure Americans lose by not smoking tobacco vapor products, such as e-cigarettes.

30 percent: estimated portion of Americans who use DEET (is the insect repellent safe? A review of the science here)

30 percent: amount by which U.S. power plants must cut their carbon dioxide pollution, under a new EPA plan

3 hours: time it takes to build your own simple solar-powered rover

Dan Bracaglia

$80: price of a wireless drill that can stop itself before it strips heads or cracks surfaces


Black & Decker AutoSense Drill

This wireless drill is the first to stop itself before it strips heads or cracks surfaces. A microprocessor senses the changing torque of the screw as it bores into wood and signals the motor to stop in time. $80