Hardcover
Fifty years after we started searching, the cosmos remains eerily devoid of signs of life elsewhere. Have we been looking for aliens in the wrong way, and can we do a better job? Paul Davies offers his provocative answers. HC. 256pp. 2010.
Mem. Ed. $20.99
Pub. Ed. $27.00
You pay $1.99
The card security code is an added safeguard for your credit/debit card purchases. Depending on the type of card you use, it is either a three- or four-digit number printed on the back or front of your credit/debit card, separate from your credit/debit card number. To make shopping at Scientific American Book Club® even more secure, we require that you enter this number each time you make a credit/debit card purchase. Please note that your security code will not be stored with us even if you have saved your credit/debit card information.