The winter of 1912 was so cold that Niagara Falls froze over.
35
Rain contains vitamin B12.
188
Moist air holds heat better than dry air.
114
Dirty snow melts faster than clean.
350
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
There is enough energy in one bolt of lightning to power a home for two weeks!
102
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96