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 ...

Climate change in Earth's polar regions is emerging as an underrecognized driver of global health risks, with consequences ...

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

Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.