On the other hand, the US middle class, which is the primary target of the kill line, is in a state of unstable equilibrium.

Biologist Wills (The Darwinian Tourist) examines the state of balance that keeps life on Earth "vibrant, verdant, and ecologically intact," by taking readers on a virtual world tour while discussing ...

The physics of thermodynamics, which involves quantities like heat and entropy, offers well-established tools for determining how far from equilibrium an idealised system of particles is. But when it ...