While terms like “alpha wolf” and “alpha dog” have become common phrases in the English language, it turns out that the alpha dog led social structure of wolves and dogs is grossly oversimplified and is based on studies of canines in the 1940s. It’s not entirely incorrect— there is generally a wolf that’s more socially dominant than others, but the same is true in most mammalian social groups.
The fact that we appear to be on the verge of conquering AIDS and cancer is cool and all, but what about male pattern balding? Should be easy in comparison, right? A new experimental treatment uses the patient’s own blood, which is then separated into platelets and adult stem cells, re-injected back into the scalp and voila new hair. In theory.
Just because the only signs of extraterrestrial life we’ve found so far has been iffy remains of ancient Martian bacteria doesn’t mean that life is something exclusive to Earth. A new study co-authored by a geneticist at the National Institutes of Health concludes that life originated elsewhere in the Universe around 9.8 billion years ago – roughly five-billion years before the Earth was even formed.