Did the science teacher’s octopus really know she was dying? Was she trying to say goodbye?
My PhD research was on the early plate tectonic history on earth. Plate tectonics involves the movement of plates on the surface of the earth.
Fossils often leave much room for very different interpretations of relatively poor evidence.
In the quite checkered history of the detailed reconstruction of Kimberella, we can distinguish four distinct successive phases.
If the conductivity of copper were ten times less, wires would have to be ten times the cross-sectional area to provide the same conductivity.