Leonhard Euler is considered as one of the finest mathematicians and physicists of the eighteenth century. He became visually impaired in the last two decades of his life. He was able to do prodigious calculations in his head, which allowed him to publish many of his 886 papers and books.
Why you’ll weigh less on Mars than on Earth
Mars is smaller than Earth. Its density and mass is also lower than earth. Since all these factors are lower, its gravity is also lower than Earth. In fact, the gravity on Mars is 62 per cent lower than Earth, meaning the Martian gravity is 38 per cent of the gravity on Earth. So a …
The German physicist who discovered X-rays
Wilhelm Conrad Röntgen was a German physicist. In 1895 he was working with cathode rays when he discovered a different kind of electromagnetic radiation. Since the radiation was unknown at that time, he called it the X-rays. He received the first Nobel Prize in physics in 1901 for this discovery.
Swami Vivekananda and the Fourth of July
Swami Vivekananda was born as Narendranath Datta on January 12, 1863. He was an avid scholar of Western and Hindu Philosophy. He is one of the most admired spiritual leaders all over the world who left an indelible mark in history with his teachings. He celebrated the American Day of Independence on 4 July by penning the …
Inspiring life of Walt Disney – Hardships conquered, dreams realized
In his life, Walt Disney experienced a lot of failures. He was rejected by the Army, struggled to find work after World War I, and worked for newspapers and movie theatres. He also struggled to start his own business before finally becoming one of the most successful entertainment entrepreneurs in the world.
Which famous astronomer had to get an artificial silver nose?
Tycho Brahe, a 16th century astronomer, lost the bridge of his nose in a duel with one of his friends over a mathematical computation. He wore a silver, gold and copper replacement nose for the rest of his life!