Ever since I finished reading Joe Armstrong's "Programming Erlang", several details have been nagging me but I haven't been able to put my finger on them……

On a blackboard, it looks so simple: Take a plant and extract the cellulose. Add some enzymes and convert the cellulose molecules into sugars. Ferment the su…

Producing fuel from corn and other crops could be good for the planet—if only the process didn't take a significant environmental toll. New breakthroughs cou…

There's a lot you can do to limit your emissions while driving. Control your speed, get a fuel efficient vehicle, even carpool. But no matter what you do, yo…