The Xteink X4 Pro could be the tiny e-reader of your dreams
Like other e-ink devices, the X4 Pro has pretty great battery life — I've…
Here’s why Slate changed the battery in its cheap EV truck
Slate, maker of the stripped-down EV pickup truck, found another way to simplify its…
GM’s electric future depends on a new battery — and this facility
Hidden among the architectural landmarks of General Motors' sprawling Warren Tech Center outside Detroit…
