Yearly Archives: 2015

16Dec 2015

What do Chappaqua, NY and Brentwood, CA have in common? Burning hoverboards….this is a new category of battery-powered levitating boards, sort of electrically-powered, self-balanced skateboards. In both cases, the fires and ensuing explosion were attributed to the lithium-ion battery. Amazon has discontinued the sale of such devices. So what is happening?   I will leave […]

19Nov 2015

For those of you old enough to remember the Sony Walkman portable radios in 1970s, they ushered a new era of consumer electronics, and one could argue, the first mobile battery-powered “devices,” the ancestral precursor to the Apple iPod three decades later. These early electronics were powered by replaceable batteries. Lithium-ion batteries didn’t exist back […]