Stephen Hawking was the most renowned scientist since Einstein, known both for his groundbreaking work in physics and cosmology and for his mischievous sense of humor. He educated millions of reade...
Was there a beginning of time? Could time run backwards? Is the universe infinite or does it have boundaries?These are just some of the questions considered in the internationally accla...
Readers worldwide know the work of Stephen Hawking through his phenomenal bestseller A Brief History of Time.In this collection of essays and other pieces - on subjects that range from ...