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Human Variation

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Human Variation 1. Homeostasis is a condition of stability within a biological system- so basically what you are experiencing reading this in your air-conditioned house and food in the pantry. However, the human lifestyle was not always this comfortable (and still is not for many people in developing countries) and because of this, we see a great amount of variation in our species. Extreme temperatures disrupt our homeostasis and can prove lethal. But, through adaptation and acclimation, our earliest ancestors have managed to survive without modern day technology, and our younger ancestors to modern day humans also rely on technological (cultural) advances. One environmental stress that I am going to focus in on is the Cold. The can kill even the strongest of people, and often in extreme conditions will lead to hypothermia- where the body’s temperature drops too low due to failure of the hypothalamus.  Cold weather can also lead to heart problems later on, due to the increas...

The Language Experiment

The Language Experiment .................................................................................................................................................................. Part 1: Communicating with only hand signs, body language, and nonverbal vocalizations The first part of the experiment was tougher than I thought it would be; it was difficult to not chime in with comments or respond to questions. I instructed my partner to talk normally for the experiment so the way of communication did not change, but the conversation topics died quickly and were not effective in communicating since I could not respond. My partner said the fifteen felt very long and ineffective since she just had a conversation with herself. Although I tried to respond with hand movements, it was difficult to convey what I actually meant. The only successful hand motions were walking and talking; so overall not a very productive conversation. My partner was in control of the convers...

The Piltdown Hoax

The Piltdown Hoax The Piltdown hoax remains one of the most infamous cases of scientific dishonesty ever seen. This hoax began in 1912 when Charles Dawson was given a supposed ancestor of modern human beings in Sussex, England. Dawson took his discoveries to Arthur Smith Woodward; and together, they thrust their findings into the scientific community's spot-light. This finding was very important because it was claimed to be the early-humanoid that everyone had been searching for. This was also a huge discovery for England- as no early-englishmen had been discovered before and the people took pride in the idea that their country was the home to one of the first early-humans. However, who ever planned this hoax took many steps to cover-up that the jaw bone was not human, by strategically snapping it off right where it would connect to the skull. There was one missing piece though, the canine tooth; with a new recruit on the team named Teilhard de Chardin, the trio discovered a can...