Environment

Fighting Air Pollution with Water Cannons

There was a time when Bangkok, Thailand was an outlier in Asian cities because of its lack of air pollution. Ten years ago, the Thai capital was an oasis of cle...

How We Can Make It Rain In The Sahara

If someone told you that there's a plan afoot to both make it rain in the desert, and solve the planet's energy crisis at the same time, would you believe it? W...

The Ugly Truth About Human Overpopulation

A staggering 7.5 billion people are living on this planet. That number may not mean much to you, but it should. Just over 100 years ago, Earth was home to only ...