Lab Notes: What we can learn from the world’s cleanest air
We often hear about places where the air quality is bad, even dangerous, but what about where the air is the cleanest on Earth?That air can be found blowing onto the north-west tip of Tasmania at Kennaook/Cape Grim, where an air pollution station has quietly been keeping track of how humans have changed the makeup of our atmosphere for 50 years.So what does the world's cleanest air tell us?
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13:51
A portrait of philosopher Karl Popper
Karl Popper (1902-1994) is regarded as one of the greatest philosophers of science of the twentieth century. Alan Saunders presented this portrait of Karl Popper for The Science Show in January 2001.
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54:07
Lab Notes: How Ozempic stops food cravings
A weekly injection that stops that hankering for hot chips and donuts?Many people on Ozempic and similar medications report this phenomenon, saying they no longer have incessant thoughts about sweets and fried food.So how do these drugs, known as GLP-1 agonists, work in the brain to dial down "food noise" and help people lose weight?
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11:52
Celebrating Charles Todd and the overland telegraph
The overland telegraph connecting Australia to the world was completed just over 150 years ago. It was built due to the dedication of a public servant, Charles Todd.
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54:07
Professor Roger Short, reproductive biologist
Roger Short (1930_2021) discusses influences in his early life, and some of his research achievements including melatonin as a controller of circannual rhythms, and aspects of reproductive biology across the animal world.
The Science Show gives Australians unique insights into the latest scientific research and debate, from the physics of cricket to prime ministerial biorhythms.
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