What’s the best way to solve hard problems? That’s the question at the heart of a subfield of computer science called computational complexity theory. It’s a hard question to answer, but flip it ...

Determining the least expensive path for a new subway line underneath a metropolis like New York City is a colossal planning challenge—involving thousands of potential routes through hundreds of city ...

Among high school students and adults, girls and women are much more likely to use traditional, step-by-step algorithms to solve basic math problems – such as lining up numbers to add, starting with ...

Governments use algorithms to select, advise or profile citizens, and to assess risks. But how do you know whether such an ...

Two brothers in Singapore have built a data-encryption company on pure mathematics, betting that a problem no algorithm can ...