Tag: carbon
Astrophysicist Ethan Siegel Sells “Something from Nothing”: I’m Not Buying
In order to push this, he has to make some pretty big changes to our normal dictionary definition of what “nothing” means.
Is There Enough Phosphorus for Us?
The element phosphorus, on which life heavily depends for its codes and metabolic processes, is a limiting factor for complex beings on habitable planets.
Rare Earth: How Vital Minerals “Evolve”
It’s intriguing that life as we know it depends on a seemingly un-natural distribution of minerals.
Biology Helps Us Understand the Blessing of Grasses
Don’t walk on the grass, that “often undervalued” form of life, without looking down. It’s amazing down there.
Biominerals Could Predict Life on Exoplanets
One-third of minerals — chemical solids whose atoms are highly ordered — are created directly or indirectly by life forms.