For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...
For over a decade, mathematicians have failed to agree whether a 500-page proof is actually correct. Now, translating the ...
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Cracking the code of complexity in computer science's P vs. NP problem
New research from the University of Waterloo is making inroads on one of the biggest problems in theoretical computer science ...
The Jiuzhaigou National Park is one of China's UNESCO World Heritage site. [Photo/Xinhua] BEIJING - China has the world's largest number of world natural heritage sites, according to the National ...
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