How one Boston company wants to revolutionize lithium-ion batteries

The lithium-ion batteries in your iPhone or your Tesla Model S are solid but hampered by a hefty price tag. One Cambridge, Massachusetts-based startup thinks it can cut manufacturing costs by 50% while increasing performance.

That's a bold claim, no doubt.

Battery startup 24M has developed what it is calling a "semisolid" lithium-ion battery. The company, led by material science and engineering science professor Dr. Yet-Ming Chiang of MIT, promises to massively reduce manufacturing costs by half, thanks to a new design