Even More Mammoth Devolution
The lesson from woolly mammoth studies, and many other ones, is that it is much faster and easier to break or blunt a gene than to improve or make a new one.
In Praise of Copper, a Gift from Nature
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.
Whales, Bees, and Viruses: Intelligent Design from Biggest to Smallest
What’s bigger than a blue whale? Smaller than a virus? At the extremes and everywhere in between, life shows ingenious design.
Biologist Scott Turner: What Is Life? And Other Simple Questions
The picture of life that biologist Scott Turner sketches in his recent book is remarkable, and not easy to fully take aboard in your mind.