Lithium ion batteries stop charging when they're full.
This range extender could keep drones in the sky for two hours or longer.
With less than 20 minutes to get a phone out of the red, do we still need bigger batteries?
Quantum entanglement exploiting 'quantacells' are still a ways off, but here's proof that it works.
"It just might be that it's not feasible, but that's OK."
Engineers pushed a battery to its fiery limits, for science.
Rocket Lab is a small commercial space travel company that wants to take constellation of satellites to space.
Elon Musk is announcing a "major new Tesla product line" that's not a car next month.
What can you actually do with the carbon-based 'miracle material'?
Printing working parts means making functional filaments, like the graphene composite that makes up this battery.