As an adjective cardinal refers to things of basic or main importance, implying that the outcomes depend on them. In ...

Background Postoperative ileus (POI) is a common complication after abdominal surgery that significantly delays recovery. Evidence suggests that the general anaesthetic propofol inhibits ...

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

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).

In this excerpt from the new book 'Speak Data,' the Wharton professor and best-selling author shares his thoughts on how we ...

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 ...

Take your cards and shuffle them until they’re completely random. Now look at the cards closely — which card is on top, which comes next, all the way through to ...

ESCAPADE’s path through space, relative to the Earth, has the peculiar shape of a kidney bean. In the world of astrodynamics, ...

Information about homicides is released daily by the city of Chicago. The release of homicide victims’ names is delayed by two weeks to allow time for the victims’ families to be notified of a death ...

Who'd have guessed all those marks on cash have a practical purpose? At least on one smaller currency denomination, this seal ...

George Washington’s portrait The United States’ first president, George Washington, has been on the front side of the ...