General Knowledge

17 Deadliest Animals In The World

What is the world’s deadliest animal (apart from humans)? Well, based on the number of humans killed per year, it is not a shark or snake, but something much smaller than that: a mosquito. Indeed, most of the reported deaths caused by animals...

The 9 Oldest Person In the World

What’s the age of the world’s oldest living person? Any guesses? Before I give you the answer, let’s look at the average life expectancy of humans from the beginning of the 19th century to the 21st century. In early 19th century...

Is Water Polar Or Nonpolar?

Water is a polar molecule because it has an unequal sharing of electrons.  A water molecule has one oxygen (negative charge) and two hydrogen atoms (positive charge).  The difference between the atoms’ electronegativity and their spatial...