Jack Johnson taught children (and many grown-ups) that three is a magic number with his songs. The singer was talking about the three Rs: "reuse, reduce, and recycle." Repairing reduces production ...

[Editor’s note: The hacker requested that we remove the image for legal reasons, so it’s blurry now. We hope all’s well!] Lithium technology has ushered in a new era of batteries with exceptionally ...