In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
Temperatures have been cooling since 2002, even as carbon dioxide has continued to rise.
106
9 out of 10 lightning strike victims survive!
246
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
Dirty snow melts faster than clean.
350
Moist air holds heat better than dry air.
114