Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Out of all the senses, smell is most closely linked to memory.
146
Hot water can freeze faster than cold water.
181
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51