A 2008 study was the first official research noting that a single genetic mutation from less than 10,000 years ago kicked off blue eyes. Fifteen years later and we're still enamored with the ...

As much as 80% of the global population is believed to have brown eyes, while only 8 to 10% of people worldwide have blue eyes, 5% have hazel eyes and about 2% of all people have green eyes.

Seeing a cicada with blue eyes has been described as a "one in a million" possibility. In Illinois, amid the swarms of insects with red eyes, a blue-eyed cicada has been seen twice this year ...