Search Results: Ray laurence

View full lesson: http://ed.ted.com/lessons/a-glimpse-of-teenage-life-in-ancient-rome-ray-laurence Welcome to the world of Lucius Popidius Secundus, a 17-year old living in Rome in 73 AD. His life is a typical one of arranged marriages...

The discovery of X-rays – a form of invisible radiation that can pass through objects, including human tissue – revolutionised science and medicine in the late 19th century. Wilhelm Conrad Röntgen (1845-1923), a German scientist, discovered...

Romeo and Juliet is a romantic tragedy written by William Shakespeare. First printed in 1597, it remains one of the most famous works of Western literature and – alongside Hamlet – is one of Shakespeare's most oft-performed plays. The play...

X-rays were discovered in 1895 by German scientist Wilhelm Conrad Röntgen (1845-1923). This is an early X-ray, taken in 1897, of a 30-year-old woman who was fully dressed when the X-ray was taken. Image from p.180 of The American X-ray Journal...

Two men taking an X-ray with an early Crookes tube apparatus from the late 1800s. Illustration from The X-ray, or Photography of the Invisible and its Value in Surgery by William J. Morton and Edwin W. Hammer. American Technical Book Company...

Ray Stevenson as the English pirate Blackbeard, aka Edward Teach (d. 1718) in the TV series Black Sails. © 2014 Starz

The bones of a hand with a ring on one finger, viewed through x-ray. Photoprint from radiograph by W. K. Röntgen, 1895. Wellcome Collection.

Photo of an early X-ray procedure using a fluoroscope screen, around 1910. No precautions were taken to minimise exposure since the dangers of X-rays were not known at the time. Illustration from p. 233 of The Story of Great Inventions by...

The RMS Empress of Ireland was a transatlantic passenger ship that sank early in the morning of 29 May 1914 on the St. Lawrence River killing 1,012 of the 1,477 people on board. It is considered Canada’s worst maritime disaster and one of...

The sweat lodge is a temporary or permanent structure integral to Native American culture and frequently used in spiritual ceremonies. The lodge is often a low, dome-shaped, structure heated by hot rocks which produce steam as water is poured...