Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

It's a really beautiful way to show some respect to the memories attached to the little scraps of paper. " — Bonna The kit ...

And one of those big ideas was looking at how our world functions: Where does the energy come from that keeps most living ...

MIT scientists uncovered direct evidence of unconventional superconductivity in magic-angle graphene by observing a distinctive V-shaped energy gap. The discovery hints that electron pairing in this ...