Sri Lanka is an island country off the southern coast of the Indian subcontinent in South Asia; known until 1972 as Ceylon. Take this quiz and find out how good you really know this island country.
So far we have only discovered about 5 to 7 percent of the ocean floor and only about a half percent of the whole ocean. Now imagine all the still undiscovered species lurking in depths.
The evidence of ancient bacteria were found in rocks that are extremely rare, and If scientists happen to stumble upon them, they're almost always compromised by forces of nature.
Insects are among the most diverse groups of animals on the planet, including more than a million described species and representing more than half of all known living organisms.