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

In lead collisions at the LHC, some of the strongest electromagnetic fields in the universe bombard the inside of the beam ...

A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...

Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't be said when we're asked how many minutes are in 2.4 hours (it's 144).

Silence will tune you in to your energy, and all the energy around you, all the vibrations, all the molecules and atoms ...

Many heavy atomic nuclei are shaped more or less like squashed rugby balls than fully inflated ones, according to a ...

When building an atom, pay close attention to the particles' electrical charges. Protons have a charge of +1. Electrons have a charge of -1. Neutrons are neutral, as its name implies. A stable atom ...

In this video, we explore the existence of neutrons and their transformation into protons. We discuss why free neutrons are ...

For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...