Why do we hum?

Loading player...
Chris Smith from The Naked Scientists takes on YOUR questions. Can contact eyes make your eyes better than perfect vision? How intense can deja-vu be? Why do we hum? Why are there more jetstreams in the Northern Hemisphere? Why doesn't armpit hair grow like head hair? Why are mushroom clouds mushrooms? Can you be allergic to electricity? And why does gravity attract mass? Plus, they say in space, no one can hear you scream, how true is that... For information regarding your data privacy, visit acast.com/privacy
20 Jun 2019 English United Kingdom Science

Other recent episodes

What is love?

What is the science behind love? What scares a honey badger? Are there mammals that feel no fear? How do car pistons move so smoothly even at high speeds? Should humans eat meat? Why do people with bone marrow cancer often show no symptoms? Chris Smith and Relebogile Mabotja answer…
14 Aug 17 min

What is the life of an electric vehicle battery?

How good are electric vehicle batteries? Why are EV fires so dangerous? What is acute flaccid myelitis? Why do people feel anxiety in different parts of their bodies? Why does our sight help with our balance? Are sons ever taller than their mums? Do flashing lights cause headaches? Dr Chris…
7 Aug 21 min

What's the science behind itching and scratching?

Are there technologies to remove smoke taint in wine affected by recent wildfires? What's the science behind itching? Can a tortoise survive 10 years locked up in a building? Why might an elderly dog or cat's behaviour change? Does microwaving damage food or reduce vitamin content? Can my blood pressure…
30 Jul 22 min

Why a helium balloon flies backwards when you hit the brakes

How can algae microbots deliver drugs for bladder cancer? Why does a helium balloon fly backwards when you hit the brakes in a car? Does the Sun make ash? Will removing your gallbladder affect your cholesterol? Is there a symbiotic relationship between spiders and antelopes? Can cloud seeding affect rainfall?…
23 Jul 25 min

Why do wombats have cube-shaped poo?

Dr Chris Smith and Clarence Ford return to answer your questions. Why do wombats produce cube-shaped droppings? Does sleeping position affect dreams? Can we predict penalty shootout winners? What do penalty statistics show about power vs placement? What are the pros and cons of statins? Is a cloned tree's DNA…
17 Jul 22 min