Lucy's Humerus

An Autopsy 3.2 Million Years in the Making


Lucy is the most famous Australopithecus afarensis in the world. And certainly the only one with a Facebook page. Lucy’s fossil was discovered in Ethiopia in 1974, and was a remarkable find because more than 40% of her skeleton was recovered. University of Texas at Austin paleoanthropologist John Kappelman arranged with the Ethiopian government and museum authorities…

Do You Believe in the Theory of Gravity?


Gravity is just a theory. Sir Issac Newton tried to quantify it. In  Principia, published in 1687, he deduced the application of the inverse square law. Where F is the force, m1 and m2 are the masses of the objects interacting, r is the distance between the centers of the masses and G is the gravitational constant. The theory was only partially successul. It helped predict the…

32-Column Periodic Table

Welcome to the Table!


Specifically, the Periodic Table of Elements. Please join WC in welcoming Nihonium, Moscovium, Tennessine and Oganesson,  elements 113, 115, 117, and 118. Nihonium, will abbreviated Nh, and was submitted by Japanese researchers. The name comes from ‘Nihon,’ the Japanese word for Japan. Moscovium (Mc) and Tennessine (Ts) were named by a team of scientists from Russia and…

A reconstruction of the Earth's global mean temperature over the last 784,000 years, on the left of the graph, followed by a projection to 2100 based on new calculations of the climate's sensitivity to greenhouse gases (Friedrich, et al. (2016))

Trump and the Laws of Physics


President-elect Trump – it makes WC a little nauseous to say that, but it’s the reality – has repeatedly said climate change is a Chinese hoax. He has promised to reverse President Obama’s climate initiatives, and to take the U.S. out of all climate change treaties. The president-elect has chosen a climate change denier and…