8 billion: an overpopulation crisis?

8 billion: an overpopulation crisis?

Last month, we were told, the 8 billionth person was added to Earth's human population. But despite many acknowledging that some of the biggest threats facing us and the planet, like climate change - stem from our impact on world, and the more of us there are, the worse those threats will be, the topic of population is mysteriously absent from the dialogue at major international fora, like the recent COP27 meeting in Egypt. Surely "living sustainably" must include, as David Attenborough puts it, not over-running the planet and destroying it in the process?So how many people can, or should the... Like this podcast? Please help us by supporting the Naked Scientists

Episoder(1228)

The Right to Repair: Get your fix

The Right to Repair: Get your fix

Whatever happened to make do and mend? Many of us, it seems, have lost the ability to fix the things we buy. So are manufacturers on a mission to make things impossible to fix, forcing us to buy new o...

28 Mar 202329min

Nerve interfaces and infrared fossil finding

Nerve interfaces and infrared fossil finding

In the news, scientists seeking to make measuring animal welfare a top priority on farms. Machines seeing the original chemicals in the bodies of fossilised animals. And why superglue might be the key...

24 Mar 202330min

Trick or treaty: the high seas agreement

Trick or treaty: the high seas agreement

The UN high seas treaty hopes to turn the tide on the biodiversity crisis in the ocean. Will it work, and will protecting 30% of the high seas be sufficient? Like this podcast? Please help us by suppo...

21 Mar 202333min

HIV case cured by umbilical cord stem cells

HIV case cured by umbilical cord stem cells

How doctors in the US have "cured" a woman with HIV, does Venus have volcanoes? Reexamining 30 year old probe footage has got scientists wondering, and signs that an artificial sweetener can affect th...

17 Mar 202330min

Q&A: How will astronauts shower on the moon?

Q&A: How will astronauts shower on the moon?

What happens when you put a space scientist interested in looking for alien life, a geologist studying some of the earliest life on Earth, a psychologist, and a linguist in a radio studio? Well hopefu...

10 Mar 202348min

Roman dildos and hackers targeting pets

Roman dildos and hackers targeting pets

Take a daily brisk walk and take 25% off your mortality rate, the northern - and southern - lights and why they've been so pronounced of late, and have scientists discovered the world's first Roman se...

3 Mar 202330min

What can plate tectonics teach us?

What can plate tectonics teach us?

The news is awash with the destructive side of these geological processes, but are there aspects of these events that can help us learn more about our planet's inner workings? Like this podcast? Pleas...

28 Feb 202329min

Sleepy sperm and shiny shrimp

Sleepy sperm and shiny shrimp

Are we any closer to a contraceptive for men, will a 4 day work week pay for itself, and how cretaceous caterpillars helped scientists work out when plants first opened and closed their leaves... Like...

24 Feb 202330min

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