Naked Scientists Ask The Naked Scientists SA

Ask The Naked Scientists SA

Why scratch your head if you don't know the answer? What about the Earth made the dinosaurs so big? Why does the Universe spin? Is the Sun seem brighter in the morning than the evening? Are autistic people particularly at home with computers? Why do effervescent tablets fizz only in water? Why do Parkinson's patients sleepwalk without difficulty? Plus, news of a decoy molecule that can treat dwarfism and what earwax has revealed about blue whales...
Occasionally English United Kingdom Science
694 Episodes
460 – 480

Why do pigeons bob their heads?

How do chameleons change colour? Why do pigeons bob their heads when they walk? How do railguns work? Can you freeze dry a body? What causes localised hair-loss? What's the best way to cool down beer? Plus, an update on Ebola…
6 Jan 2015 20 min

How do birds make eggs?

How do birds lay eggs? Why is it so hard to lose stomach fat? Why do we cry with happiness as well as sadness?
13 Dec 2014 23 min

Why do banana peels go brown?

Can you feel two pains at the same time? How can bottled water freeze instantly? Can a migrant dog understand his new neighbours? What is the pith inside an orange? Does eating the in-flight meal alter an aeroplane's weight? Why do skins of bananas blacken faster after you peel them?
28 Nov 2014 21 min

Can comets reveal the future?

What is the latest on Ebola? Which human sense was the strongest in more primitive times? Can comets tell us about the future? How did our ancestors discover that the Earth is round? Why are electric kettles so loud? How can grey hair go black again?
21 Nov 2014 21 min

Why aren't there any flying spiders?

Is it possible to regrow brain cells? Why can't spiders fly? Can you survive with three kidneys? What causes a migraine? Plus, why lightning is striking twice…
14 Nov 2014 13 min

What causes cataracts?

Why do my fingernails grow quicker than my toenails? Why are yawns contagious? Do people with longer legs use less energy to run? What causes cataracts? How important is your sense of smell?
7 Nov 2014 21 min

Are Ebola survivors immune for life?

Can a new stomach be grown in a dish? Are Ebola survivors immune from future infection? Why do injuries seem to hurt more later? Are there homosexual dolphins? How do muscles make energy? How do ants home in on food? Can dogs judge human character?
31 Oct 2014 19 min

Why do people talk to themselves?

Why do people talk to themselves? Can cats cut your risk of a heart attack? Does salt help water boil quicker? Do women have an Adam's Apple? Plus, an update on Ebola and a rapid paper-based test for the virus…
24 Oct 2014 19 min

Do flies have blood?

Why did dinosaurs grow so large? Do flies have blood? Can chemotherapy get into the brain? Why do scorpions glow in UV light? Did we interbreed with Neanderthals? Plus, news of how your sense of smell can indicate how long you have left to live…
3 Oct 2014 20 min

Why do some people sleepwalk?

How is sea-level defined? What makes some people sleepwalk? How are barometers calibrated? What is an acquired taste? How much of the body is water? Do we really use only 10% of our brain? Why does red wine stain your lips? Why to I talk in my sleep? What happens…
26 Sep 2014 20 min

Can you be born circumcised?

How do people catch ebola? Why do brothers and sisters look different if they have the same parents? Can we mine the moon for fuel? Why should you not re-freeze meat? What causes birth marks? What is a curve of pursuit? Can you be born circumcised? Dr Chris answers more…
19 Sep 2014 20 min

Can you be born circumcised?

How do people catch ebola? Why do brothers and sisters look different if they have the same parents? Can we mine the moon for fuel? Why should you not re-freeze meat? What causes birth marks? What is a curve of pursuit? Can you be born circumcised? Dr Chris answers more…
19 Sep 2014 22 min

Why does spaghetti break into 3 pieces?

Can we rear people in a germ-free environment? Can you be born with only one kidney? Why does spaghetti always break into 3 pieces? What exactly is temperature? When you add more water to the bath and then pull the plug - what water goes down the drain first, the…
5 Sep 2014 21 min

Can you get sunburn through a glass window?

Can you get sunburnt through a glass window? What are white holes? If everything is made from atoms, and atoms are largely empty space why can't we phase through walls? Can chlorophyll help body odour? What causes ringing in your ears? Can you train a child to be ambidextrous? Plus,…
15 Aug 2014 19 min

How accurate are dinosaur reconstructions?

If you fall asleep with the radio playing what effect would this have on the brain? How do marine mammals stay hydrated? If you fall off a certain height do you die before you hit the ground? How come children spit all the time? How accurate are dinosaur reconstructions?
8 Aug 2014 21 min

Are maps always right?

What's causing the ebola outbreak in northwest Africa? Is our sun unique? Why did we make clocks tick the way they do? Does altitude affect my blood pressure? Would the passengers remain conscious aboard an aircraft hit by a missile? Where does the iron on Earth come from? Are maps…
1 Aug 2014 23 min
460 – 480