The illustration above shows how much water there is on Earth. United States Geological Survery (USGS) scientist Howard Perlman calculated (1) All water (see largest sphere over western U.S., 860 miles (1,384 im) in diameter) (2) Fresh liquid…

Imagine the surprise when 89 year old retired MIT professor Ernst Frankel started receiving calls from reporters about Elon Musk’s hyperloop. In the early 1990’s researchers, led by Frankel, designed a vacuum tube train that…

China has leapt from relative poverty to a vibrant developing economy and an expanding middle class in just a few short decades. With China expected to overtake the US as the world’s largest economy sometime…

One of the biggest transformations for humanity was the development of writing and printing, which for centuries taught humans to think and work in two dimensions. Two-dimensional words and illustrations, easy to understand, provided a…