Dirty snow melts faster than clean.
350
The winter of 1912 was so cold that Niagara Falls froze over.
35
Rain contains vitamin B12.
188
Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
Oak trees are struck by lightning more than any other tree.
266
Moist air holds heat better than dry air.
114
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106