Tag: earth
How Do We Know the Age of the Universe?
A correspondent asked me recently how we know the age of the universe. The answer is calculated from the inverse of the Hubble constant.
Rare Earth: How Vital Minerals “Evolve”
It’s intriguing that life as we know it depends on a seemingly un-natural distribution of minerals.
Prior Fitness and Dinosaurs
Michael Denton has shown that humans must be the right size to use fire and create technology. What about size limits on big animals?
Exoplanets: Searching for “Earth 2.0”
“Webb has revealed the unambiguous signature of water, indications of haze, and evidence for clouds that were thought not to exist based on prior observations”
Miracle of Man: The Problem of Phosphorus
To complete the argument for prior fitness of the elements for our Privileged Species, we must deal with the availability of another essential element.