Energy is one of those umbrella terms that does a lot of heavy lifting. We all know we pay for “energy” – but how much we’re using and what it is costing us day-to-day isn’t always clear ...

BURBANK, Calif. (AP) — Esteban Gast remembered feeling ashamed in high school while calculating how much carbon dioxide, the main driver of climate change, his daily activities created, known as ...

Hearing some jerkass saying "Ha ha, tricked you," just isn't funny anymore—if it ever was. Stephen Johnson is a Staff Writer for Lifehacker where he covers pop culture, including two weekly ...