The Forthcoming Dramatic Fall of Reported Oil Reserves

Geoff Styles offers a timely discussion of how SEC requirements for reporting oil and gas reserves and current low prices will combine to force a drop in reported oil and gas reserves. … More The Forthcoming Dramatic Fall of Reported Oil Reserves

A Bike-Powered Phone Charger

Lynne Kiesling As a cyclist, I occasionally measure my power output on the bike (you fellow bike weenies know how much attention we pay to wattage!), and wonder about using my work to some beneficial purpose beyond my own enjoyment, health, and sports training. There are gyms here and there that use their stationary bikes … More A Bike-Powered Phone Charger