Astronauts Christina Koch and Jessica Meir will conduct the historic spacewalk after the event was initially cancelled in March.
A whole new, almost-dead world.
With a talent for building DIY powerwalls, Jehu Garcia has become the “reluctant battery king.”
Lithium is “the new gasoline,” but our mining infrastructure isn’t designed to handle the electric car revolution.
It goes off once a night, every night, forever.
And it's sending three astronauts on a spacewalk to do the job.
In Fairbanks, Alaska, keeping the lights on is a matter of life and death.
Scientists building new materials are looking to nature for inspiration.
Lithium ion batteries stop charging when they're full.
MIT scientists have invented a little origami-shaped robot, which can unfold itself from a swallowed capsule and crawl across the stomach wall to remove a swallowed button battery or patch a wound.
This range extender could keep drones in the sky for two hours or longer.