Add Yahoo as a preferred source to see more of our stories on Google. Evolution, the process of change, governs life on Earth − and potentially different forms of life in other places. Just_Super/E+ ...

Picture a primordial Earth: a world of muted browns, grays and greens. Fast forward to today, and Earth teems with a kaleidoscope of colors. From the stunning feathers of male peacocks to the vivid ...

A new model increases the probability of intelligent life elsewhere in the universe, upending the decades-old “hard steps” theory that intelligent life was an incredibly improbable event on Earth. Are ...

Friendships evolve throughout our lives, offering unique benefits and challenges at every stage. While friendships may come more easily in our 20s, the major life transitions that begin in ...

New research has revealed how massive ancient glaciers acted like giant bulldozers, reshaping Earth's surface and paving the way for complex life to flourish. By chemically analyzing crystals in ...

Evolution is often depicted as a steady march toward increasingly better beings, but this common narrative overlooks the litany of evolutionary quirks throughout the plant and animal kingdoms. A new ...

We have only one example of biology forming in the universe—life on Earth. But what if life can form in other ways? How do you look for alien life when you don't know what alien life might look like?