“…Once in the tubes, it’s a quick dash for the burritos across San Francisco Bay. Propelled by powerful bursts of compressed air, the burritos speed along the same tunnel as the BART commuter train, whose passengers remain oblivious to the hundreds of delicious cylinders whizzing along overhead. Within twelve minutes, even the remotest burrito has arrived at its final destination, the Alameda Transfer Station, where it will be prepared for its transcontinental journey.
Ever since Isaac Newton first described the laws of gravity in 1687, scientists have known that the quickest route between two points is along a straight line through the Earth’s interior. Through the magic of gravity, any object dropped into such a “chord tunnel” at one end will emerge exactly 42 minutes later at the other end, no matter the distance…” Full Slice