The vital job of ‘junk’ DNA

Since the late 1990s, when they began decoding the human genome, scientists have believed that 98 percent of DNA is “junk,” with no function. But new research shows that most of this genetic material serves as switches that turn genes on or off, which could explain why some people predisposed to certain diseases get them, while others don’t. Our genome […]

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Blind Love: For The Dogs

■    When Claire Johnson, 50, took her seeing-eye dog, Venice, to training classes in Stoke-on-Trent, England, the canine helper quickly became friends with fellow student Rodd, owned by 52-year-old Mark Gaffey. As the two dogs became inseparable pals, their sight-impaired owners struck up a friendship that soon turned into romance. Now, after an 11-month courtship, Johnson and Gaffey are to […]

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