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Tuesday 22nd August 2017

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From the Blog

Stars look pointy because …

GREAT MOMENTS IN SCIENCE: Why do stars look pointy even though they’re actually spheres of plasma sans points or spikes? Dr Karl dissects the anatomy of vision.

Australian breakthroughs: the invention of wi-fi

Dr Karl looks at the story behind how Australian black hole researchers invented wi-fi. “IF WE KNEW what we were doing, it wouldn’t be called research, would it?” Albert Einstein allegedly said. One example of a totally unexpected outcome from science is the story of how the search for black holes earned Australia about $1 billion in […]

Which way does water go down a drain?

Dr Karl investigates if water really drains anti-clockwise in the Northern Hemisphere and clockwise Down Under. DOES WATER EMPTY down a drain hole anti-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere? The answer is – kind of, and sometimes. As a cyclone moves away from the equator, it spins clockwise in the […]

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