Human

Of the 5000 or so species of mammals on the planet only female humans have permanent breasts.

The science of why human breasts are so big Breasts are uniquely human— more than 5,000 mammals inhabit this planet, yet Homo sapiens are the only life forms with permanent breasts. Every other mammal develops temporary breasts during ovulation or nursing in order to produce milk for their young. Watch the video above to learn …

Of the 5000 or so species of mammals on the planet only female humans have permanent breasts. Read More »

It’s been 125,000 generations since the emergence of human species, 7,500 generations since human physiology reached what is essentially its modern state, 500 generations since the agricultural revolution, and ONLY 20 generations since the scientific revolution!

Sapiens: A Brief History of Humankind Sapiens: A Brief History of Humankind (Hebrew: קיצור תולדות האנושות‎, [Ḳitsur toldot ha-enoshut]) is a book by Yuval Noah Harari first published in Hebrew in Israel in 2011,[1] and in English in 2014.[2][3] The book surveys the history of humankind from the evolution of archaic human species in the …

It’s been 125,000 generations since the emergence of human species, 7,500 generations since human physiology reached what is essentially its modern state, 500 generations since the agricultural revolution, and ONLY 20 generations since the scientific revolution! Read More »

In an attempt to reduce the cleaning cost, Amsterdam airport installed a pic of a fly in the urinals so guy can aim at it and avoid splashing the urine outside. It worked.

“Men evidently like to aim at targets,” said Richard Thaler of the University of Chicago, an irreverent pioneer in the increasingly influential field of behavioral economics. Mr. Thaler says the flies are his favorite example of a “nudge” — a harmless bit of engineering that manages to “attract people’s attention and alter their behavior in …

In an attempt to reduce the cleaning cost, Amsterdam airport installed a pic of a fly in the urinals so guy can aim at it and avoid splashing the urine outside. It worked. Read More »