John Gribbin Quote

Nothing is real unless it is observed

John Gribbin

Nothing is real unless it is observed

Related Quotes

About John Gribbin

John R. Gribbin (born 19 March 1946) is a British science writer, an astrophysicist, and a visiting fellow in astronomy at the University of Sussex. His writings include quantum physics, human evolution, climate change, global warming, the origins of the universe, and biographies of famous scientists. He also writes science fiction.