There have been huge improvements in monitoring and measuring the rule of law, even though people cannot agree exactly what it is.

ECONOMIST: Economics and the rule of law

"There isn't going to be one magic bullet to solve the problem of diagnostic error, but we can start by consistently monitoring and measuring it, " says David Newman-Toker, lead author of the study and an associate professor of neurology at Hopkins.

WSJ: Adding Up Diagnosis Errors

Besides tracking pollution, watching volcanoes and measuring icebergs, they are following fish around, monitoring changing temperatures in different layers of seawater and mapping the abundance of algae.

ECONOMIST: Fleets of robot submarines will change oceanography

The gliders will be used for seismic monitoring, measuring currents for rig building, and detecting oil seepage from drilling.

FORBES: Liquid Robotics to Usher Era of Smart Oceans With Autonomous Robots

Together they give Salesforce a comprehensive social marketing tools arsenal that includes social media monitoring, analysis, tracking, publishing, measuring and advertising.

FORBES: Why Salesforce is Pivoting to CMOs and how that Plays Against Oracle

Scientists around the globe exploit the information in myriad ways - from monitoring the health of crops and the status of volcanoes, to measuring the growth of cities and the extent of glaciers.

BBC: Lift-off for latest Landsat mission