Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10