Red means stop. Red means danger. Red means passion. The color conjures up a whole range of emotions and associations. It ...
(via SciShow) You might think your risk of cancer goes up as you get older, but that's not completely true. Among the very oldest people, the risk of cancer actually goes down.... (via Numberphile) ...
(via AsapScience) The anal breakthrough is a key part of all animal evolution. This video starts at the beginning of the universe, and then explains how life on Earth led to human consciousness - but ...
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