Forget waiting for ET to call -- the most likely place to find an alien message is in our DNA, according to an expert in Australia. Professor Paul Davies, from the Australian Centre for Astrobiology at Macquarie University in Sydney, believes a cosmic greeting card could have been left in every human cell. The coded message would only be discovered once the human race had the technology to read and understand it. Writing in New Scientist magazine, Davies said the idea should be considered seriously. For more than 40 years astronomers have been sweeping the skies with radio telescopes hoping...
