ARMAGEDDON! - The Science of Supervolcanoes, Meteor Strikes, Earthquakes and Arsenic
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This week a rabies-based Trojan Horse that smuggles drugs across the blood-brain barrier, why first-borns are brighter, progress with Parkinson's and a lunar telescope more powerful than Hubble. Plus in this week's ARMAGEDDON-focused show we look at supervolcanes, earthquakes and arsenic, find out why curtains are absolutely lethal and why a meteorite impact probably didn't dispense with the dinosaurs after all. Also, in Kitchen Science, we test the claim that tapping the top of a fizzy drink before you open it stops it spraying all over you...
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Joel Veitch of Rathergood.com with his suggestion for measuring risk using the unit the 'Curtain'.
Does tapping the top of a can keep you safe from a fizz eruption?
Should there be a sign at fuel stations about soccer (football) shirts causing sparks? I seen the sparks from the shirt but never seen sparks caused by a moblie phone etc. We have signs about phones etc. at the fuel station. Is there more potential to start a fire from a shirt th...
In an eleven month period recently I had 3 CAT scans and one PET scan. For the last two CAT scans they said “no contrast”, which was, apparently something to drink 15 minutes before the scan. I thought it might be something with a large scattering cross section for X-radiation ...
Sometimes, as I fall asleep, I feel my legs jerk powerfully. This is usually accompanied by a dream about falling. Why does this happen?
This week, Chelsea and Bob update us with some news about the sound of muscles and treating depression with yoga.
Janet Sumner discusses how the meteorite we're familiar with may have just been the straw that broke the dinosaur's back
We spoke to Peter Kelemen, who studies the earthquakes that originate deep in the mantle of the Earth
Michael Watts on how to search for arsenic in contaminated land, and the impact on people's health
Why do we use carbon dioxide to make drinks fizzy? Why not air, or some other gas?
Why is it that when beer has gone flat, the fizz seems to come back when you add some salt? It there a chemical reaction at work?
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