Why do we keep our belly buttons all our lives, while in most mammals who nurse their young, these disappear when they mature? Scientists think they indicate the mating potential of fertile women.

During pregnancy, the umbilical cord supplies a baby with nutrients and oxygen from the mother. After birth, it’s clamped and snipped, leaving a short stump that eventually falls off. It’s not known exactly why there are so many shapes of belly buttons. Most people prefer belly buttons that don’t protrude.
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…that you probably don’t suspect – They are: use mouthwash and become a vegetarian.

Although vegetarianism is assumed to be a healthier lifestyle, and vegetarians DO have less cancer in general, there is one kind of cancer that non meat-eaters get more often: colorectol cancer. Researchers can?t figure this one out, since colon cancer is generally associated with eating red meat.
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And a new Whitley’s Journal talks about aliens he has met! – The British Ministry of Defense has once again released a series of UFO files. Many of them are easily explainable sightings, but not all. One, a close encounter discussed by Whitley Strieber in his new journal, involves the appearance of a “nordic” alien, a form familiar to UFO investigators. Another striking story involves a diamond shaped UFO which was photographed in Scotland in 1990 with a Harrier jet hovering nearby. Internal discussions at the Ministry of Defense centered around the origin of the Harrier, which officials could not explain, and whether or not the device was a US spy plane of some kind.read more

Ever wonder why you doodle while in class or in a meeting? Scientists have learned that it helps you remember what you’re hearing even though?to everyone else?it may look like you’re daydreaming. It turns out that doodlers perform 29% better on memory tests than non-doodlers.

BBC News quotes researcher Jackie Andrade as saying, “If someone is doing a boring task, like listening to a dull telephone conversation, they may start to daydream. Daydreaming distracts them from the task, resulting in poor performance. A simple task, like doodling, may be sufficient to stop daydreaming without affecting performance on the main task.”
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