Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.
In the late 19th century, Georg Cantor believed his new theory could help the Church understand the infinite nature of the ...
Aryna Sabalenka says she wants to “kick Nick Kyrgios’s a--” in a new “Battle of the Sexes” match in the United Arab Emirates. The contest is to be held at the Coca-Cola Arena in Dubai on December 28.
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