Balsa wood is classified as a hard wood!
41
A ball of glass will bounce higher than a ball made of rubber.
73
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Liquid TIDE laundry detergent glows under a blacklight.
96
No matter how cold it gets, gasoline will not freeze.
107