Russian diver snaps spellbinding macro photos of coral beneath the Red Sea

Stunning photos of Earth from space by the Canadian astronaut

Neil Wagner on how global warming threatens the world economy

Nature and art collide in these whirling, animated stick sculptures

No natural resources? No problem. Education ensures economic success

With limited progress on CO2 emissions, a group of nations turn to other pollutants

Photo series captures the energy and bustle of the megacity

The top shifts in cooking and eating over the past year

The liberals' favorite conservative reverses stance on global warming, saying the science is "not enough" for U.S. action

A spicy and sweet Indian delight that works in lots of meals