Question of the Week - From the Naked Scientists

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Episodes

Date Title & Description Contributors
2024-11-15

  Why do geese honk while flying in formation?

Rick wants to know why the Canada geese he's been observing, who are preparing to migrate for the winter, are honking so incessantly while flying in formation. Viola Ross-Smith from the British Trust for Ornithology was on hand to help James Tytko with...
  Dr Chris Smith author
2024-11-08

  Are multi cancer screening tests worth the money?

Van writes in with, 'A friend is encouraging me to take a cancer screening test that screens for many different cancers. A review of one test says: "While overall it picks up 90% of stage 4 cancers, it only detects an average of 17% of stage 1 cancers....
  Dr Chris Smith author
2024-11-01

  Could man have thrived if dinosaurs still roamed?

If dinosaurs hadn't been wiped out by a mass extinction event, would there have been room for humans to grow into the successful species we are today? That's what Colin wants to know, and James Tytko has promised to find the answer. He spoke with Dr Ch...
  Dr Chris Smith author
2024-10-25

  What is the spread of chemical isotopes on other planets?

Pamela wants to know whether the distribution of chemical isotopes is the same on other planets as it is on Earth. Take carbon, for example, 99% of which is carbon-12 on Earth while 1% is carbon-13? To find the answer, James Tytko asked Xander Byrne fr...
  Dr Chris Smith author
2024-10-18

  Do spiders have to learn how to make their webs?

David wants to know whether the intricate and varied spiders' webs seen in nature are a product of arachnid instinct, or something that is cultivated across their life. To get to the truth, James Tytko sought out spider expert Professor Sara Goodacre f...
  Dr Chris Smith author
2024-10-11

  When I scratch part of my body, why do I tingle elsewhere?

Jim writes in to say, 'Sometimes when I pinch near my knee, I will feel a tingling or tickling sensation behind one of my shoulder blades. What's up with that?' James Tytko found him an answer, with help from neuroscientist Dr Mark Hoon from the NIH......
  Dr Chris Smith author
2024-10-04

  Do snails get dizzy?

Oscar asks whether the snail stuck on the inside of his car wheel while he went for a drive would have felt the effects afterwards. Jon Ablett from the Natural History Museum helped James Tytko with the answer... Like this podcast? Please help us by su...
  Dr Chris Smith author
2024-09-27

  Can dead animals poison the food chain?

Akori wants to know whether it is safe to eat vegetables and herbs grown where animals have been buried in the past. James Tytko sought the help of Professor Malcolm Bennett at the University of Nottingham's School of Veterinary Medicine and Science......
  Dr Chris Smith author
2024-09-20

  Do wind farms have an effect on the weather?

Thanks to Jim Dale for the answer! Like this podcast? Please help us by supporting the Naked Scientists
  Dr Chris Smith author
2024-09-13

  Is there a cure for musical anhedonia?

This week, Carl writes in to ask whether he can be cured of specific musical anhedonia. This is a condition whereby a person can hear and distinguish between different types of music and the emotion they convey, but doesn't feel moved in the same way m...
  Dr Chris Smith author