Showing 1-10 of 26 results
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Chronobiology
Learningpost, David Canavan, Published on 30/11/2010
» Have you ever been in the house waiting for your father or husband to come home and about 10 minutes before he walks in, the dog seems to instinctively know he is on his way? Or do you hate waking early at "work time" on a Saturday although the alarm clock has not been set and you had gone to bed later and really wanted to sleep in?
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The future
Learningpost, David Canavan, Published on 16/11/2010
» Pupils at my school recently put on an assembly about the past, telling their peers and parents what the '50s, '60s, '70s and '80s were like. The information presented included coverage of atomic bombs, racism, music, trends and sport. One of the things they mentioned was that people used to watch movies on a VCR (videocassette recorder) and that you could use it to record songs and videos! It started me thinking about what has changed over the course of not only my life, but theirs, too. Most of the pupils in the performance were born in 1999, and since then, the mobile phone has become a hand-held computer, and something the size of a fat credit card can hold thousands of songs.
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The BODY Show
Learningpost, David Canavan, Published on 14/12/2010
» The human body is an amazing and complex thing, but most people, for good reasons, have only ever seen a fraction of it - the outside. But inside, it is a completely different story. You are a complex group of systems made up of organs that are, in turn, made up of different tissues that themselves are made up of cells.
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Feeling hot, hot hot!
Learningpost, David Canavan, Published on 07/09/2010
» Heat transfer is a common physical phenomenon, and the transfer of heat affects our lives dramatically. However, the science of heat transfer is a bit challenging and the applicable language can be confusing.
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As old as time
Learningpost, David Canavan, Published on 21/09/2010
» There are some staggeringly old living things on earth. This article will explore these organisms, although the definition of "oldest" can vary according to how you look at it.
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Genetic jinxes
Mylife, David Canavan, Published on 02/11/2010
» Imagine that you are living in the countryside, away from pollution. You drink the finest spring water and eat only organic meals. You never smoke or drink alcohol. You are fit and healthy and exercise daily. You would imagine that you are destined for a healthy, happy, long life, and you probably are, unless you have a killer lurking in your genes.
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The forgotten kingdom
Learningpost, David Canavan, Published on 05/10/2010
» Fungi are a separate kingdom to plants and animals. They have unique features that are as complex and diverse as those of any plant or animal.
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Humans unabashedly steal secrets from animals
Learningpost, David Canavan, Published on 29/06/2010
» There is no doubt that humans are incredible designers, architects and builders. From the Taj Mahal to the new Burj Khalifa, to the Airbus A380 to nuclear submarines, Homo sapiens are incredible. But many of our technologies were either inspired by or simply stolen from animals. In many circumstances, animals are aeons ahead of us in the building and design world.
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Formation of the Earth
Learningpost, David Canavan, Published on 10/08/2010
» Earth wasn't always as it is today. I don't mean as a result of human activities like deforestation, city building and strip mining that have dramatically altered its surface and environment.
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Aliens among us
Learningpost, David Canavan, Published on 24/08/2010
» I have just returned from a visit to Chiang Mai, where I ventured into the forest looking for snakes, gibbons and other interesting wildlife. While there, a guide pointed out green tea plants, originally from India, planted by the local tribes. When grown, the leaves will be sold to make tea.
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