Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Out of all the senses, smell is most closely linked to memory.
146
The bark of an older redwood tree is fireproof.
65
In zero gravity, a candle's flame is round and blue.
16
Aluminum used to be more valuable than gold!
84
The smell of freshly cut grass is actually a plant distress call.
31
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3