Consider this sequence of numbers: 5, 7, 9. Can you spot the pattern? Here’s another with the same pattern: 15, 19, 23. One more: 232, 235, 238. “Three equally spaced things,” says Raghu Meka, a ...

Solving arithmetic problems, even simple subtractions, involves mental representations whose influence remains to be clarified. Visualizing these representations would enable us to better understand ...

But, both of these would require large structural changes for a course that teaches hundreds of students a year — something that can’t really happen in the near term. What could happen now, though, is ...

Researchers have developed an artificially intelligent system that does the exact opposite of living in the moment. But it doesn’t just think a few steps ahead—it thinks millions of steps ahead. A ...

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...