Speciesization in a Test Tube

We can even see the origin of new, ecologically diverse bacterial species, all within a single laboratory flask. Paul Rainey and his colleagues at Oxford University placed a strain of the bacteria Pseudomonas fluorescens in a small vessel containing nutrient broth, and simply watched it. (It’s surprising but true that such a vessel actually contains diverse environments. Oxygen concentration, for example, is highest on the top and lowest on the bottom.) Within ten days—no more than a few ...

 Computers Illustrate Our Slavery to Memes

nfestations of mind viruses that chain us to information terminals, frantically aiding the replication of information, may well take over if we don't intervene. Do you think it's a far-fetched scenario of the future that humans could become slaves to a race of computers? Look inside any large office building and see how many people spend eight hours a day following the instructions on their display screen to the point of damaging their vision and injuring their hands from the strain. What ar...