Most people know just one way to multiply two large numbers by hand. Typically, they learned it in elementary school. They’re often surprised to find that there are a variety of ways to do ...

A lot of students begin by finding a common denominator for the dividend and divisor when dividing by a fraction. And a lot of teachers intervene by saying, “Remember, you only need a common ...

Scientists at UC San Diego have unlocked a crucial piece of the immune system puzzle: a protein called CD98hc that powers the explosive growth of B cells, the immune warriors behind our antibodies.

Nathan Liu was up by one point against his opponent, Brandon Ni of Massachusetts, in the final round of the “Countdown Round” of the 2025 RTX MATHCOUNTS National Competition. The presenter didn’t get ...