Tag: Roberto Macchiarelli

^{Type
post

Author
Casey Luskin

Date
January 13, 2026

Categories
Human Origins and Anthropology
Paleontology
Tagged
, Africa, bipedalism, bones, Clément Zanolli, competition, Djurab (desert), femur, fossil record, fossils, France, Franck Guy, Guillaume Daver, human origins, Jean-Jacques Jaeger, Jerry Coyne, Journal of Human Evolution, Michael Brunet, Nature (journal), New York University, paleoanthropology, Politics, Roberto Macchiarelli, Sahelanthropus tchadensis, Science Advances, Scott Williams, skull, The Guardian, Toumaï, University of Poitiers, War and Peace, Washington Post, Why Evolution Is True}

“Competition and Politics” Complicate Debate Over Sahelanthropus tchadensis

_{Casey Luskin
January 13, 2026

Human Origins and Anthropology, Paleontology

12}

It seemed like lots of people wanted to forget about the femur, because years went by and nothing was published about the bone. Read More ›

^{Type
post

Author
Casey Luskin

Date
January 12, 2026

Categories
Evolution
Human Origins and Anthropology
Tagged
, bipedalism, Chad, chimpanzees, common ancestor, Haaretz, hominins, human origins, John Hawks, Journal of Human Evolution, knuckle-walking, Le Centre national de la recherche scientifique, Leipzig, Marine Cazenave, Martin Pickford, Max Planck Institute for Evolutionary Anthropology, Michael Brunet, Milford H. Wolpoff, Nature (journal), New Scientist, New York University, paleoanthropologists, paleontology, Rhianna Drummond-Clarke, Roberto Macchiarelli, Sahelanthropus tchadensis, Science Advances, Scientific American, Scott Williams, Toumaï, trees, University of Wisconsin-Madison, Washington Post}

New Paper Fails to Settle Debate Over Bipedalism in Sahelanthropus tchadensis

_{Casey Luskin
January 12, 2026

Evolution, Human Origins and Anthropology

8}

Many have called this fossil a human ancestor that lived at about 7 million years ago, around the time of our supposed most recent common ancestor with chimps. Read More ›

^{Type
post

Author
Günter Bechly

Date
September 9, 2022

Categories
Human Origins and Anthropology
Paleontology
Tagged
, Ardipithecus, Chad, femur, fossil record, Graecopithecus, hominins, John Hawks, mandible, Miocene, Miocene apes, Natural History Museum, Nature (journal), Orrorin, paleontology, Paris, Roberto Macchiarelli, Sahara Desert, Sahelanthropus, Sahelanthropus tchadensis, skull, University of Poitiers}

Fossil Friday: Sahelanthropus, to Be or Not to Be Bipedal

_{Günter Bechly
September 9, 2022

Human Origins and Anthropology, Paleontology

32}

On the morning of July 19, 2001, French scientist Alain Beauvilain and three Chadian colleagues discovered a fossil cranium in the dunes of the Sahara Desert. Read More ›

^{Type
post

Author
Casey Luskin

Date
February 8, 2021

Categories
Human Origins and Anthropology
Tagged
, bipedalism, chimpanzees, femur, gorillas, human ancestor, human origins, John Hawks, Journal of Human Evolution, Le Centre national de la recherche scientifique, Martin Pickford, New Scientist, Roberto Macchiarelli, Sahelanthropus tchadensis, University of Poitiers, University of Tübingen}

Newly Published Analysis Refutes Claims that Sahelanthropus tchadensis Was Human Ancestor

_{Casey Luskin
February 8, 2021

Human Origins and Anthropology

7}

What happened to the femur? Did the original discoverers hold on to the bones to stonewall an analysis with a conclusion they didn’t like? Read More ›