Was Stephen Hawking a "scientific celebrity"? •
Much has been written about world-renowned scientist Stephen Hawking who died last week. Chris Chatteris looks at some of the content of Hawking's work and wonders about his popularising influence. He wonders if he said some of the things he did tongue in cheek. If not, Chatteris says, then some of his speculations might just be a little "whacky".