Episode: Science Show - 2008-07-12


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Details
Science Show - 2008-07-12
Mars Phoenix update Jonathan Nally reports on results from the Mars Phoenix mission which is analysing the Martian soil and looking for signs of water on the planet. Malaysian and Indonesian peat swamps drained and burnt for palm oil production Most peat swamps are in the Indo Malaysian region. Peat a spongy wet mass and can support trees up to 70m in height. The environment is water-logged with high acidity, up to pH of 2. Dropped leaves don´t decompose. Cellular contents leak out, but leaf structure remains. Peat swamps are estimated to have formed over 5,000 years. As well as a large range of plants, surprisingly there is diverse animal life as well. But peat swamps are being destroyed originally for timber but now for palm oil for American fast food and as a biofuel. Peat swamps are drained and the peat is burnt. Trinidad´s Pitch Lake The Caribbean country of Trinidad and Tobago has a natural wonder of the world - a Pitch Lake. It´s a basin of emulsified asphalt. Pauline Newman reports on efforts to study the area and the hope of discovering new forms of life. Flacco - George Pell Flacco raises his own concerns about Sydney´s Cardinal George Pell. The Eden Project An old clay quarry has been turned into a tourist attraction which focuses on how people interact with plants. The site consists of domes which act as greenhouses. The Eden Project has a partnership with Brisbane City Council. Paul Willis reports. The expressive side of the face 60% of people turn their head when asked to pose for a portrait. A prime example is that of Mona Lisa. So why does this bias exist? When people try to express emotion, they turn the left side of the face. Physics website wins award The Department of Physics has created an award-winning website, Physclips, introducing people to the main concepts in physics. New baits target feral pigs Feral pigs are one of Australia´s most destructive pests. Now a pig-specific bait has been developed. Nicky Phillips reports.
Channel: The Science Show
Duration: 56:51
Size: 26.1 MB
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