Most of us have little trouble working out how many millilitres are in 2.4 litres of water (it’s 2,400). But the same can’t ...

Quantum computers have the potential to solve certain calculations exponentially faster than a classic computer could, but more research is desperately needed to make their practical use a reality.

From microscopes to geodes, New Scientist staff share their top Christmas present ideas in a gift guide unlike any you’ve ...