Ask The Naked Scientists SA

Is sparkling water better for you? Why did my pubic hair not go grey? Do vaccines cause autism? Can flu vaccines be impacted by your weight? Why do people think the world is flat? Why do we itch? Plus, controlling eyes with magnets!

6 Jul 2017 20 min

What can a person do about restless leg syndrome? Why does data expire? Why do our tummies rumble? Why are some people ticklish? Why do people grind their teeth? How do pills know where to go?

6 Jul 2017 21 min

Could your weight affect how well your flu vaccine works? Is too much sparkling water bad for you? Why does head hair lose colour as you age, but other body hair doesn't? Why do spaceships have to travel so fast in the Earth's atmosphere? Is there a link between some…

29 Jun 2017 20 min

How do horses have such strong muscles if they never eat any proteins? When dogs wag their tails is this voluntary or involuntary? Does it save electricity to heat your water all day, or turn it off and on again? Why do we speak in different accents? Why did viruses…

15 Jun 2017 18 min

What causes IBS and what can we do about it? Are there some foods you shouldn't eat if your gallbladder's been removed? Could a white couple give birth to a black child? In what simple ways can we save water? What's gluten intolerance? Plus, the condition CIDP - chronic inflammatory…

1 Jun 2017 21 min

How would you have sex in zero-gravity? Are eggs viable in space? What is nuclear fall-out? What is cold fusion? How long can astronauts be in space without side-effects?

25 May 2017 17 min

How do you power a spacecraft to Saturn? Can gravity affect the telomeres inside our cells? What can be done to help people with macular degeneration? How did simple, unicellular life get more complex?

18 May 2017 18 min

Is there a cure for flu? Can your genetic engineering make you smart? How far are we from designer genes? Can we cure HIV? Do our voices change as we get older? Plus, bioengineered bones!

11 May 2017 19 min

How do birds wake up at the same time each day? How does quantum computing work? Why do we feel hot even when the room is cooler than body temperature? Who will be the first on Mars? What's the best cure for a hangover? Plus, an anti-aging tablet.

23 Mar 2017 22 min

Why do we mishear lyrics? What causes deja vu? Where have all the bees gone? Do mermaids exist? Does God exist? What causes deja vu? Plus, synthetic genomes!

9 Mar 2017 23 min

Why do I get a stitch when I run? Is there such thing as baby brain? Is exercise good for you? Do the lines on your hand mean anything? How does altitude affect athletes?

2 Mar 2017 20 min

Why are tooth aches more likely at night? Can chemo affect iron levels in your body? Why is there oil beneath the earth? What caused the big bang? Can we create rain artificially? Plus, seven new exoplanets.

23 Feb 2017 19 min

Why do chilies burn my fingers? How dangerous are cell towers to your health? Who names cyclones? Do white and black people have different body temperatures? Why do hairs reach different lengths over the body? Why is gold precious?

16 Feb 2017 22 min

Why is it that wheels look like they're going backwards? Why does my car give me static shocks? If you move an ant will it find its way home? Can you cool something below absolute zero? Do pigeons get itchy? Why do humans get sick when they eat raw meat?

2 Feb 2017 24 min

Is the earth round or flat? Can you have two snowflakes that are alike? Would medicinal marijuana help with MS and Alzheimer's? Why does your mouth heal faster than your finger?

26 Jan 2017 21 min

What are the best foods to eat before and during exams? How do you get heavy metal poisoning? Why do you develop allergies? Why would soap help clean greasy pans? Plus, a robotic heart.

19 Jan 2017 18 min

Why are dreams so realistic? When should you move your babies onto solids? Can people predict their own deaths? Am I allergic to exercise? Plus, the world's smallest knot.

12 Jan 2017 24 min

Why can't I eat fruit? How well do polar bears smell, and how do we know? How does marijuana affect your brain? How does pepper spray work?

1 Dec 2016 23 min

How did speech evolve, why do you need bacteria and fish food for aquaponic systems, do growth factors in anti-ageing creams really work, what treatments are there for allergies and how do UV lights vaporise fat in commercial kitchens? Plus, delving into the secrets of sleeping sickness.

24 Nov 2016 22 min

Could the universe be more than a coincidence, what's causing a burning skin sensation, does milk cause breast cancer, are statins effective for high cholesterol, what impact would a nuclear war have and what risk does Donald Trump pose to climate change? Plus, the science behind the supermoon.

17 Nov 2016 23 min