The standard theme often given for Viking history is that of blond-haired, blued-eyed, burly men exploring, trading, ransacking, and pillaging across Europe, Asia, and the North Atlantic.

The evolutionary model of brain development predicted that the complexity of neural connectivity should have increased as brains became larger and the creatures more complex.

Most people might be surprised to learn that the human genome has not been fully sequenced. Gaps still remain that have not yet been bridged because of the nature of the DNA sequence coupled with past limitations on DNA sequencing technology.