Sound at the right vibration can bore holes through a solid object.
134
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Out of all the senses, smell is most closely linked to memory.
146