In the evening hours, residents of three Georgia counties, Carroll, Douglas, and Haralson, were settling down to a relaxing post-Thanksgiving Friday. Then, their night was shattered by a huge explosion. The noise is easily explained away, but the cause remains to be determined. When an airplane travels faster than the speed of sound, the resulting noise is a horrifying explosive thunder known as a sonic boom
100th birthday present! Richard Feynman (1918-88), physicist, and his friend Ralph Leighton became fascinated by the remote and mysterious Asian country of T...
Dupont and 3M have been secretly poisoning America for decades. PFAs — also known as forever chemicals—are now in our food, water, clothes, and our blood. Th...
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