9 out of 10 lightning strike victims survive!
246
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
Dirty snow melts faster than clean.
350
Moist air holds heat better than dry air.
114
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
The winter of 1912 was so cold that Niagara Falls froze over.
35