Stephen Hawking is one of the most well-known scientists of this generation, with his groundbreaking ideas on black holes and the Big Bang Theory.

Stephen Hawking was born on January 8, 1942, in Oxford, England, was always captivated by the cosmos.

He started his academic career in October 1959, at the age of 17, at University College, Oxford, where he got a first-class BA physics degree.

He was diagnosed with a neurodegenerative condition at the age of 21, which restricted him to a wheelchair for a lifetime.

Slowly, he lost his ability to speak and had to rely on a speech-generating gadget to communicate.

On the 80th birth anniversary of the English theoretical physicist, cosmologist, Stephen William Hawking, Google has unveiled its unique animated doodle

which is showcasing the cartoonish image of the scientist along with an illustration of a yellow-orange universe.

With a two-and-a-half-minute animation video, Google has paid a tribute to Hawking on his birth anniversary.

Stephen Hawking, died on March 14, 2018 never believed in God and called heaven "a fairy story."

He wrote "there is no God" in his final, posthumous book "Brief Answers to the Big Questions."