Unpicking How to Measure the Complexity of Knots

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

I Tried the Functional Elimination Decluttering Trick on My Packed Linens

The Functional Elimination method is the perfect decluttering trick, no matter if you are preparing well ahead of hosting ...

Researchers isolate memorization from problem-solving in AI neural networks

The researchers discovered that this separation proves remarkably clean. In a preprint paper released in late October, they ...
New Scientist

The biggest controversy in maths could be settled by a computer

For over a decade, mathematicians have failed to agree whether a 500-page proof is actually correct. Now, translating the ...

Now We Know Trump’s Kryptonite

President Trump certainly had a lot to do with this new appreciation for empathy and the thrashing of Republicans at the ...
Microsoft

AI chips are getting hotter. A microfluidics breakthrough goes straight to the silicon to cool up to three times better.

The chips that datacenters use to run the latest AI breakthroughs generate much more heat than previous generations of silicon. Anybody whose phone or laptop has overheated knows that electronics ...
Physics World

Playing games by the quantum rulebook expends less energy

Note: The verification e-mail to complete your account registration should arrive immediately. However, in some cases it ...
Live Science

Science history: Russian mathematician quietly publishes paper — and solves one of the most famous unsolved conjectures in mathematics — Nov. 11, 2002

Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.