under the microscope

A 50-year battery that degrades into copper.

“This breakthrough technology has the potential to revolutionize electronics by eliminating the need for chargers or portable power banks. Devices powered by these nuclear batteries could operate continuously without degradation in capacity or lifespan, unlike traditional Li-ion batteries. Imagine drones […]

big ideas

Batteries and the new lithium gold rush.

This is a theme I’ve been following since last year. Most batteries, especially vehicle batteries, rely on Lithium. In the near-term, there isn’t enough supply. For reference, the spot price is up 5x YoY, and about 30% in the past […]

big ideas

On battery recycling and the future

JB Straubel, the Tesla co-founder and former CTO, is deep in the battery recycling game. Historically recycling compliance for batteries has been low, but that must change as the volume keeps increasing. “Why Amazon and Panasonic are betting on this […]

under the microscope

Imagine a battery-free cell phone. 

Engineers at the University of Washington have figured out how to create a phone that’s powered by radio waves. It works for calls and text messages. This could be used for cheap standalone devices in economically depressed areas, or as […]