Why do some animals dump indiscriminately?

Why do some animals dump indiscriminately?

Why do some animals poo wherever the fancy takes them, whilst others are more fussy about the locations of their lavatory actions? What triggers pins and needles? How do some fish survive in both fresh and saltwater? And how are new nerve cells born in the adult brain? We burn through your best science questions this week as well as taking a look at Hubble's successor, the James Webb Space Telescope, and hearing how a computer model of a heart can revolutionise cardiac drug design and reviewing the evidence that bacteria were already antibiotic resistant over 30,000 years ago... Like this podcast? Please help us by supporting the Naked Scientists

Episoder(1241)

Parasites and Clean Water Supplies

Parasites and Clean Water Supplies

Clean water is something that many of us take for granted, but Mark Booth describes how in many parts of the world dirty water can lead to life-threatening disease and parasitic infections. To talk ab...

25 Feb 200757min

Naked Question and Answer and Venomous Vipers

Naked Question and Answer and Venomous Vipers

Dr Chris and Dr Helen answer all your burning science questions, including why frost can form even when the air temperature is above zero, why hair looks darker when it is wet, why sunlight looks red ...

18 Feb 200757min

Nuclear Power and Radiation in Medicine

Nuclear Power and Radiation in Medicine

Nuclear energy is always in the news, but how much do you know about nuclear fission and what happens to nuclear waste? To find out how it works, Anna Lacey and Dave Ansell visit Sizewell B power stat...

11 Feb 200753min

Science of Pain and Phantom Limbs

Science of Pain and Phantom Limbs

The science of pain is our hot topic this week. David Julius reveals the molecular mechanisms of pain and what a chilli pepper has in common with a tarantula, Geoff Woods describes the genetic mutatio...

4 Feb 200755min

Extreme Organisms and Hydrothermal Vents

Extreme Organisms and Hydrothermal Vents

This week we take a look at extreme environments and the organisms that live in them. Crispin Little talks about hydrothermal vents and the fastest fossilisation on the planet, Steve Scott explains wh...

28 Jan 200755min

Climate Change and Renewable Energy

Climate Change and Renewable Energy

Following this weeks crazy weather we have a look at Climate Change with Eric Wolff from theBritish Antarctic Survey, who will be talking about secrets about the climate locked away in ancient ice,Jon...

21 Jan 200753min

Naked Science Question and Answer and the World of Chemistry

Naked Science Question and Answer and the World of Chemistry

With a new year comes a whole new stack of science questions to challenge Dr Chris, Dr Dave and Dr Kat. This week they explain where the sand in the Sahara comes from, whether mirrors can reflect x-ra...

14 Jan 200753min

Red Wine, Caffeine and Bugs in Your Guts

Red Wine, Caffeine and Bugs in Your Guts

In the first show of 2007, Drs Chris, Dave and Helen find out why red wine is better for you than white wine or grape juice, and explore the science of healthy living with with London University resea...

7 Jan 20071h 2min

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