Did Fracking Help Cause Oklahoma Earthquakes?

The good people of Oklahoma were rattled on Nov. 5 when the state was hit by its largest earthquake on record, a 5.6-magnitude temblor that struck 44 miles (71 km) east of Oklahoma City. (The previous biggest quake was a 5.5-magnitude tremor that hit in 1952.) Fortunately, no one was hurt, although 14 homes were [...]

Arctic Permafrost: Climate Wild Card

On the basics, the science of climate change is pretty straightforward. Carbon dioxide released into the air—whether through the burning of fossil fuels, deforestation or other natural causes—adds to the greenhouse effect, which traps more solar energy in the atmosphere and warms the planet. But just how this will happen—how fast and exactly how the [...]

The E-Waste Blight Grows More Dangerous Than Ever

There’s nothing that thrills tech-lovers more than the latest Shiny New Thing. In the first three quarters of 2011 alone, 55 million iPhones were sold—and that was before the release of the 4s this month. That’s a lot of Shiny New Things. The problem is, Shiny New Things quickly become Familiar Old Things, and nothing [...]