Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.
Your emotions can be an important guide to help you think better, except when they don't. A new study suggests how to ...
VO2 max? Mile time? Experts break down the most common health metrics and reveal which ones actually best reflect on your ...
Space.com on MSN
Dark matter obeys gravity after all — could that rule out a 5th fundamental force in the universe?
Scientists have discovered that dark matter, the universe's most mysterious "stuff," obeys gravity on vast cosmological scales. This could help to dismiss the possibility of a fifth fundamental force ...
In the late 19th century, Georg Cantor believed his new theory could help the Church understand the infinite nature of the ...
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