Category Archives: Uncategorized

Do identical twins have the same fingerprints?

 A lot of people wonder about this. The answer is “No”.  Our DNA contains the instructions for making us who we are. Identical twins have DNA that is almost indistinguishable, that is, identical.  Identical twins form when a single fertilized … Continue reading

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QUESTION Why do some people find it hard to remember things when they have a head injury? ANSWER There are different types of memory and they are stored in different parts of thebrain. We have short-term memory and long-term memory. … Continue reading

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Memories and the Brain

QUESTION Why do some people find it hard to remember things when they have a head injury? ANSWER There are different types of memory and they are stored in different parts of the brain. We have short-term memory and long-term … Continue reading

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How does a lie detector work?

A lie detector, often referred to as a polygraph machine, is a combination of three or four medical devices that are used to monitor changes in the body. The body functions are heart rate, blood pressure, breathing rate (respiratory), and … Continue reading

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Saw a Lady in Half

It was a classic magic trick first performed in London in 1920 and later executed  by Harry Blackstone, Doug Henning, David Copperfield, Criss Angel and a host of lesser knowns. There are several variations on this illusion. The basic trick … Continue reading

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Quiet after a snowstorm

In this blog we are returning to some of the early columns of Ask Your Science Teacher,  published in 2009. The columns are updated and revised. Many originally ran in The Tomah Journal Why is it so quiet after a … Continue reading

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Personality traits

Question: Are personality traits hereditary or is it because of what goes on around us in every day life? Answer: This question touches on the controversial nature vs. nurture puzzle. How much of our intelligence and personality is based on … Continue reading

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In this blog we are returning to some of the early columns of Ask Your Science Teacher,  published in 2009. The columns are updated and revised. Many originally ran in The Tomah Journal at the behest of John Kenny, Publisher. … Continue reading

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How Long Will the Earth Exist?

Our fourth science book was published in late 2018. New ones are coming out in May 2019 and November 2019. In this blog we are returning to some of the early columns of Ask Your Science Teacher,  published in 2009. … Continue reading

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How high do birds fly?

Our fourth science book was published in late 2018. New ones are coming out in May 2019 and November 2019. In this blog we are returning to some of the early columns of Ask Your Science Teacher,  published in 2009. … Continue reading

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