Sir Arthur C. Clarke's minority view.
"I'm now convinced that Mars
is inhabited by a race of demented landscape gardeners," Sir Arthur C. Clarke announced recently.
The author of 2001: A Space Odyssey was only half-joking. He claims that an image produced by the Mars Global Surveyor satellite shows "large areas of vegetation . . . like banyan trees." Most experts dismiss the idea. But Popular Science loves a free thinker, especially one as talented and charming as Sir Arthur. We questioned him in Sri Lanka via e-mail.
Popular Science What makes you so confident there is life on Mars?