-
Aren't We Perfect Just The Way We Are?
-
It may not seem like it since people are so... you know... well, it may not seem like it, but humans are still evolving. That's the conclusion reached by Australian researchers who have discovered that an increasing number of adults have an extra artery in their arms, including one that used to disappear in the eighth week of gestation while two other arteries develop. 35% of people have three arteries in the arm. That's up from 10% in the 1880s. Imagine how different we'll be in another couple hundred years. (CTV News)
Have an opinion? Add your comment below.