Glow sticks were developed in the 1960’s by a chemist named Edwin Chandross working under government contract for Bell Labs. He developed glowsticks to explain the process of chemicals emitting intense light without giving off heat (chemiluminescence). There are many people who claim the patent on glow sticks. The story…
Richard StallmanRichard StallmanStallman launched the GNU Project, founded the Free Software Foundation in October 1985, developed the GNU Compiler Collection and GNU Emacs, and wrote the GNU General Public License. Stallman launched the GNU Project in September 1983 to write a Unix-like computer operating system composed entirely of free software.https://en.wikipedia.org…
One of the most famous and prolific inventors of all time, Thomas Alva EdisonThomas Alva EdisonEdison’s laboratory was responsible for the invention of the Kinetograph (a motion picture camera) and the Kinetoscope (a peep-hole motion picture viewer). Most of this work was performed by Edison’s assistant, William Kennedy Laurie Dickson,…
The term ’holism’ is generally conceded to have been coined by the South African Jan Smuts in 1926. The Oxford English Dictionary definition is ’the tendency in nature to form wholes, that are greater than the sum of its parts, through creative evolution’. The term “holism” was coined by Jan…
Egypt was a vast kingdom of the ancient world. It was unified around 3100 B.C.E. and lasted as a leading economic and cultural influence throughout North Africa and parts of the Levant until it was conquered by the Macedonians in 332 B.C.E. 1st Blackshirt Division “23rd Marzo” (motorised for the…
Five athletes with ties to Hyattsville began the season on NBA rosters. Victor Oladipo, Quinn Cook, Jerami Grant and Markelle Fultz hail from DeMatha. Adrian Dantley is arguably the most accomplished athlete that attended Dematha. Playing under Hall of Fame coach Morgan Wootten, Dantley helped the team win multiple WCAC…
James Clerk Maxwell is most famous for his theory of electromagnetism, which showed that light was electromagnetic radiation. His theory is considered to have paved the way for both quantum mechanics and Einstein’s theory of special relativity. Outside of scientific circles, Scottish physicist James Clerk Maxwell (1831–1879) is not very…
Career as a scientist. This was my first stage, in which I learnt leadership from three great teachers—Dr Vikram Sarabhai, Prof Satish Dhawan and Dr Brahm Prakash. This was the time of learning and acquisition of knowledge for me. Kalam’s mother Ashiamma was an ideal helpmate of his father. Her…
After the American Revolution, Revere opened a hardware store, a foundry and eventually the first rolling copper mill in the United States. He provided materials for the historic frigate USS Constitution, which played an important role in the War of 1812 and is the world’s oldest floating commissioned naval vessel.…
Early in his career Robert Mapplethorpe was influenced by a range of artists including assemblage artist Joseph Cornell and dada artist Marcel Duchamp. He experimented with mixed media collages, using images cut from books and magazines. Mapplethorpe took his first photographs in the late 1960s or early 1970s using a…