One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
The storage capacity of human brain exceeds 4 Terrabytes.
140
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Sound travels fifteen times faster through steel than through air.
134
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Out of all the senses, smell is most closely linked to memory.
146
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88