The winter of 1912 was so cold that Niagara Falls froze over.
35
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
In ten minutes, a hurricane releases more energy than all the world's nuclear weapons combined!
371
Moist air holds heat better than dry air.
114
Dirty snow melts faster than clean.
350
9 out of 10 lightning strike victims survive!
246