Greg Laden is a biological anthropologist and science communicator. His research has covered North American prehistoric and historic archaeology and African archaeology and human ecology. He is an OpenSource and OpenAccess advocate. Greg's wife, Amanda, is a High School biology teacher, his daughter Julia is a world traveler and his son Huxley is 2.

There is a new attack by an anti-science and anti-environment talking head on a well respected climate scientist and his work. Mark Steyn is self publishing a book of quotes by scientists that allegedly disparage Dr. Michael Mann and the “Hockey Stick.” If the three examples Steyn provides to advertise his book are representative, Steyn’s…

Michael With Mike Mann On Pope

Michael Mann was interviewed by Michael Smerconish about the Pope’s recent letter on climate change: Here’s the NYT piece by Justin Gillis mentioned by Mann. The graphic at the top is form here.

The US Treasury Department has announced that the $10 bill will have a depiction of a woman, in celebration of the 100th anniversary of the passage of the 19th Amendment, which allowed women to vote. And now, apparently, everyone can vote on who that woman will be. Or, at least, make a suggestion. The bill…

NOAA has released the data for average global surface temperature for the month of May. The number is 0.87 degrees C (1.57 degrees F) above the 20th century average for their data set. This is the highest value seen for the month of May since 1880, which is the earliest year in the database. The…

This is a press release from the Center for Inquiry: Skeptics Dare Heartland Institute to Take Up $25,000 Climate Challenge A leading science advocacy group is throwing down the gauntlet to the Heartland Institute, a group that claims that global warming stopped in 1998, with a stark, simple challenge: If the 30-year average global land…

How Warm Was May?

Human released greenhouse gas pollution continues to warm the surface of the planet. May was thought to be likely a very very warm month but it turns out to be merely very warm (only one “very”) according to data released this morning. Shockingly, May turned out to be, in the NASA GISS data set, less…

What is the Magna Carta?

It begins with a garden or two. Once you have gardens, you have a resource that has the two most important characteristics anything can have with respect to human society. First, you can eat it. Second, your enemies can destroy it. If you have just a few gardens and get your food somewhere else, no…

There is an 80% chance that a disturbance in the Gulf of Mexico will become a tropical cyclone, a named storm, over the next couple of days. If that happens it will be called Bill. Possible Bill is not well defined and is poorly organized. The disturbance is currently near the Yucatan, and will move…

Interview with Sheril Kirshenbaum

As planned, I interviewed Sheril this morning on MN Atheist Talk Radio about the Science Debate Dot Org project. Mike Haubrich was host. I think it was a great interview, please give it a listen. The interview is available here. I also interviewed Sheril about this important topic on paper here.

Are Pigs Really Like People?

We hear this all the time. Pig physiology is like people physiology. Pigs and humans have the same immune system, same digestive system, get the same diseases. Pigs are smart like people are smart. Pigs are smarter than dogs. And so on. Ask a faunal expert in archaeology or a human paleoanatomist: Pig teeth are…