Japan Company To Give Maglev Tech To U.S. For Free

The Japanese rail operator JR Tokai said it would not charge the US to license its proprietary “maglev” technology, which allows trains to hover about 4 inches (10 centimeters) above tracks and travel at speeds of 310 mph (500 kph), … It is…

A Cheap, Promising Way to Filter Water: Through A Twig

While traveling, only eat fruit that you peel yourself since plants can filter out bacteria and prevent it from traveling throughout their tissues. Well, why not apply this principle to filtering water directly?