matterhacker

The Climate Time Machine from JPL.  It’s an online flash app that lets you display avg global temp, sea level, CO2 emission, and ice melt during any time in the past century or so.

Electric air vehicles. Story here.

The idea of personal planes may conjure up dark visions of “Blade Runner,” but the first batch of two-seater aircraft to fly on electricity rather than fossil fuels could reach more than a dozen buyers by year’s end...