In the US alone there are an estimated 100 million daily coffee drinkers, each contributing to a booming $18 billion industry. Of these, 68% claim they have their first coffee within the first hour of waking up. As a coffee drinker, I find myself guilty of the same practice, but apparently this isn’t the best time to enjoy your coffee.
How a rooster knows to crow at dawn
Way back before clocks were a thing, people had another natural way of waking up: the rooster’s crow. Now, a new study shows that they are so exact, that they don’t even need the light of a new day to know when it’s dawn – they just rely on their internal clocks. Nagoya University in Japan were studying the
