Mid-afternoon slumps hit harder in autumn, as shorter days, stuffy offices and heavy lunches sap focus and lift for many ...

Donald Trump's recent interview raised health concerns after viewers noticed him dripping with sweat. Here are the latest ...

By raising its heart closer to its head by means of long legs, the giraffe “saves” a net 5% of the energy it takes in from food. Over the course of a year, this energy saving would add up to more than ...