Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
German chemists made a replica of a trophy the size of one molecule.
68
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
A ball of glass will bounce higher than a ball made of rubber.
73
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9