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

Researchers show humans can detect buried objects without contact, revealing a surprising “remote touch” sense similar to ...

At a specific rotation angle, known as the “magic angle” (just like in twistronics), the waves become highly focused and ...

The study mentions that risk assessment of a robot in controlled environments, such as laboratories and proving grounds, is a common means to assess, certify, validate, verify, and characterize the ...