Human Evolution

Category archives for Human Evolution

It is generally thought that life expectancy in the past was less that it is today for our species as a whole and in the case of industrialized countries in particular. However, this belief counts as a falsehood not because it is untrue (it is, in fact, true) but because many people get this idea…

Falsehoods: Human Universals

There are human universals. There, I said it. Now give me about a half hour to explain why this is both correct and a Falsehood. But first, some background and definition.

Human infants require more care than they should, if we form our expectations based on closely related species (apes, and more generally, Old World simian primates). It has been said that humans are born three months early. This is not accurate. It was thought that our body size predicted a 12 month gestation, and some…

A recent paper provides the groundwork to establish a way for exercise to diminish appetite. Or, more likely, for sedentary behavior to increase appetite.

It is possible that a much earlier than previously known date for the use of flaked stone tools has been established in Ethiopia, dating to prior to 3.39 million years ago.

Sex at Dawn

From Skeptically Speaking: We talk to author Christopher Ryan about his new book Sex at Dawn: The Prehistoric Origins of Modern Sexuality. We’ll discuss the most recent science and theories, and how social norms compare to our biological impulses. This Friday. Details here. I may have to read this book.

The Oystercatcher and the Clam

One of those really cool and useful “evolution stories” gets verified and illuminated by actual research. And blogging!

Falsehood: Humans evolved from apes

Is it a Falsehood that Humans Evolve from Apes? How about this one: Is it a Falsehood that Humans did NOT evolve from Apes???? Yes and no. Humans descend from a population of primates from which other apes also descended (minimally the two species of living chimps) and which was part of the panoply of…

Two chimps walked into a bar …

… and made a real mess of the place when one of them spotted the jar of pickles on the counter. They fought over it until one of them had almost all the pickles and the other one had a number of bruises and a tiny fragment of one pickle that the other chimp dropped…