30 Famous Carl Sagan Quotes
Carl Sagan was an American astronomer, cosmologist, astrophysicist, astrobiologist, author, and science communicator. Born in 1934, he was well-known for his work in astronomy and popularizing science. He wrote numerous books on science and is credited with coining the term ‘cosmos,’ meaning the universe as a complex and orderly system. Carl Sagan popular Books 1.Cosmos … Read more