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Changes in the heritable attributes of populations of organisms over time. The mechanisms of evolution are mutation, migration, drift, and selection.

2 votes

Which came first: The Chicken or the Egg?

The question makes the false assumption that chicken and eggs are different life forms. A life form at stage x is not a different life form than that very life form at stage y. You might as well ask o …
john-jones's user avatar
5 votes

Refutation of Darwin's Random Evolution Theory

From there its population grows exponentially and evolution starts. Therefore there is no need for any of those items he is listing as requirements for the first life. …
john-jones's user avatar
2 votes
Accepted

Evolutionary explanation to why we have such large memory capacities?

We don't have large memory capacities. If anything I would have asked the opposite, why is our memory so bad and unreliable considering how large our brains are. Even with this gigantic brain we strug …
6 votes

What evolutionary mechanism caused felines to develop purring?

It makes sense that the ability to express your emotions improves the quality of the interaction you have with those around you. If a cat purrs those around it know it's feeling good, which can be use …
john-jones's user avatar
6 votes

How did the first self replicating organism come into existence?

They teach us in Physics that the entropy of an isolated system is always increasing or at least constant. Then how can an organism be born under these conditions? The sun sends energy to the Ear …
john-jones's user avatar
2 votes

Why have humans evolved much more quickly than other animals?

Many animals have actually reached an optimal solution to their evolutionary path. That means that from where their genome is right now, pretty much all changes are harmful to expected reproduction. O …
john-jones's user avatar