Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Here are some of the stocks that may see significant price movement today: NHPC Limited, Akzo Nobel, ABB India, etc. An upper circuit stock refers to the maximum percentage rise in the price of a ...

Volcanoes can look like small mountains or hills. A volcano is an opening in the Earth's crust that allows magma, hot ash and gases to escape. Composite volcanoes are the most common type of volcano.

The NRL market will heat up from November 1 when off-contract players can start negotiations with rival clubs. Covering the Raiders, Cavalry, cycling and racing, plus everything else that involves ...

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