A suspended Tesla Coil with sparks of electricity similar to lightning contained within two parallel metal rings in the Science Storms exhibit at the Museum Of Science and Industry, Chicago, Illinois, March 16, 2010.
March 16, 2010 License
An image of a water drip device made by Heinrich Jaeger and Sidney Nagel of the University of Chicago, a physics demonstration that uses a strobe light to give the appearance that drops of water freeze in mid air, from a collection of...More
January 27, 2014 License
An image of a mechanical model exhibited at the 1933 A Century of Progress World's Fair demonstrating Danish astronomer Ole Roemer's discovery in the 1670s that the speed of light is finite through observations of the planet Jupiter's...More
An image of a side by side tandem four wheel bike circa 1885 designed for riding on railroad tracks, from a collection of transportation artifacts at the Museum of Science and Industry, Chicago, Illinois, June 12, 2013.
An image of a Western Electric telephone switchboard circa 1948 used to connect calls manually by an operator, from a collection of telecommunication artifacts at the Museum of Science and Industry, Chicago, Illinois, June 11, 2013.
An image of a Quincunx or Probability Machine from the 1933 A Century of Progress World's Fair, based on a device originally invented by Sir Francis Galton in 1873 to demonstrate natural distribution according to the frequency of...More
This Armored Car, designed and built by Major Royal Davidson at the Northwestern Military Academy circa 1900, is one of the earliest self-powered military vehicles and was outfitted with a steam engine and a Colt gun mounted to a...More
An image of a 1930s silver replica Roman water clock, or clepsydra, made by the Elgin National Watch Company and from a collection of timekeeping artifacts at the Museum of Science and Industry, Chicago, Illinois, June 10, 2013.
This ornate hand blown glass vacuum tube, created circa 1900, would have fluoresced from blue to Nile green when high tension voltage passed through it, either from static or an induction coil, from a collection of technology artifacts...More
An image of a V12 liquid cooled Merlin III airplane engine built in 1941 or 1942 by Rolls Royce in Derby, England and used in the British World War II Supermarine Spitfire fighter plane, from the aircraft collection at the Museum of...More