The Imperial Presidency The concept of the Imperial Presidency first came about during the 1960's, and was later made popular by historian Arthur M. Schlesinger Jr., after he wrote a book on the subject entitled The Imperial Presidency. 1  The concept of the Imperial Presidency first came about during the 1960's, and was later made popular by historian Arthur M. Schlesinger Jr., after he wrote a book on the subject entitled The Imperial Presidency .
Atlas, The Next Generation. On February 23, 2016, Boston Dynamics released video of a new version Atlas robot on YouTube. The new version of Atlas is designed to operate both outdoors and inside buildings. It is specialized for mobile manipulation and is very adept at walking over a wide range of terrain, including snow.
The mercury-in-glass or mercury thermometer was invented by Polish-Dutch physicist Daniel Gabriel Fahrenheit in Amsterdam (1714). It consists of a bulb containing mercury attached to a glass tube of narrow diameter; the volume of mercury in the tube is much less than the volume of the bulb. The volume of mercury changes slightly with temperature; the small change in volume drives the narrow mercury column a relatively long way up the tube.