In theory, quantum physics can bypass the hard mathematical problems at the root of modern encryption. A new proof shows how.

A modern Red Riding Hood on her way to Grandma’s house can meander through the woods, or drive down the interstate, or even climb a mountain to come around the back way. All those routes will get her ...

The original version of this story appeared in Quanta Magazine. Hard problems are usually not a welcome sight. But cryptographers love them. That’s because certain hard math problems underpin the ...

About a decade ago, leaders at the Kentucky Department of Education set out to develop guidelines for what quality math instruction should looked like in the state, convening educators from the ...