The Science Behind the Samsung Galaxy Note 7's Battery Fires

The Samsung Galaxy Note 7 is suffering the same fate as countless hoverboards — there are reports that some phones have been bursting into flames, prompting Samsung is issue a recall and the U.S. Federal Aviation Administration to strongly discourage passengers from carrying the device on planes, news sources report. The answer has to do with its lithium-ion battery, a common power source that isn't just used in cellphones but also in computers, power tools and toys. Lithium, the third ele