For Fire, Our Planet Is Just the Right Size
Self-evidently, the gravity on the surface of a planet limits the maximum size of large terrestrial organisms.
Why Do We Not Spontaneously Combust?
James Lovelock has pointed out that atmospheric levels of oxygen much above about 25 percent, let alone 30 percent, would cause raging conflagrations today.
By Design, Earth Is a Planet Fit for Fire
As we have seen so far in this series, fire was an absolutely crucial component in humanity’s rise to civilization and technology.
Combustion Is Anything but Ordinary
The combustion of wood or coal may seem so familiar as to be unworthy of any comment.