Browsing Posts in biology

Ancient Bacteria

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Ancient DNA: Is it possible to revive bacterial spores that are millions of years old, or extract intact DNA from fossils that are millions of years old? Here is a summary of some of the work done in this area, as well as general comments about the plausibility.

What are mirror neurons? What do they do in humans? This post attempts to sort through the nonsense and hype and separate the facts about mirror neurons, and their role in action vocabularies, empathy, morality and theory of mind.

Newly discovered fossils indicate a new species – Australopithecus sediba – which may be ancestral to man. The significance of these fossils is discussed.

Comments on Danny Vendramini’s theory about Neanderthal Predation as the driving force for the evolution of modern humans.

This line of thought was provoked by an article I read talking about the importance of cooking food in the development of modern humans. I’ve come across a number of articles that talk about the importance of a change in diet in human evolution. The theory is that human diet suddenly improved dramatically, and this [...]

10,000 BC

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I saw a re-run of the History Channel show Journey to 10,000 BC recently. My expectations from the History Channel continue to sink as they produce low quality shows full of factual errors and outright speculation presented as fact. They have turned into the Pseudoscience Channel. Despite the broad sweep implied by the title “10,000 [...]