Amazing Quotes from Stephen Hawking

Stephen Hawking, a well-known theoretical physicist. His most notable work was to predict the emit radiation of black holes. He is been considered as one of the best minds of his generation. He was suffering from a rare motoneuron disease since 1963. He even lost the capability to speak and walk which usually did with the help of a machine. This scientist left the world on March 14, 2018. At the time

The Paleolithic Era

“The Paleolithic Era” emerges with most of the first steps of humankind. This era refers to the period from 2.6 million years ago to 10 thousand years ago. The term “Paleolithic” creates by John Lubbock in 1865. It derives from two Greek words “Palaios” and “Lithos”. Here “Palaios” means “old” and “Lithos” means “stone” and in together it presents as “Old Stone Age”. Human art and artifacts start to develop