Real Minecraft Furnace Generates Electricity From Coal

There’s a furnace in Minecraft that is used to power all kinds of things in the game. [Joel] of Joel Creates decided he wanted to build a real-world replica, and did exactly that. The furnace…

Powering A Cellphone With Gasoline

Batteries are a really useful way to store energy, but their energy density in regards to both weight and volume is disappointing. In these regards, they really can’t compete with fossil fuel…