A Full Week of Battery on a Single Charge?

The days of Lithion-Ion batteries that charge our phones, tablets, laptops and other devices are limited.  After all, Lithion-ion batteries have been around since the 1990's, so almost 30 years now, which is an eternity in terms of tech years!  Fuel cells are much more durable than lithium-ion batteries.  Most lithium-ion batteries are rated to last 500 cycles (charging a dead battery to full power) before suffering from capacity loss, which translates to about 9,000 hours of use, assuming 18 hours of operation per charge. Fuel cells, by contrast, can reliably achieve 40,000 hours of use, greatly increasing the lifespan of smartphones and other gadgets.  This translates into an extra week of battery life one a single charge!  Read this article on more ...