Tag: evolution
“Astonishing” Clocks Found in Bacteria
How could evolution bestow accurate timepieces on the simplest, most primitive life forms? It sounds like something William Paley would expect.
How NOT to Argue Against Irreducible Complexity
This roundworm produces non-flagellated sperm, though these sperm cells are amoeboid, meaning that they move by extending and retracting protrusions.
A “Prepared Mind” for Alfred Russel Wallace
Although Wallace receded into the deep recesses of my memory, I had what Pasteur called “the prepared mind.”
Fossil Friday: A Popular Just-So Story on the Origin of Bird Flight Bites the Dust
There is a long-running about whether birds first took off by running and flapping from the ground up, or whether they jumped as gliders from the tree down.
Visitor’s Guide: At Nation’s Natural History Museum, Misinformation on Human Origins, and More
Mammalian fossil exhibits at the Smithsonian claim that humans and all mammals descended from the “first mammal,” perhaps Morganucodon.