An Olympic Effort - Keeping Crowds Safe

A growing global population means we are facing a considerable housing shortage and it has been estimated that by 2025, as many as 1.6 billion individuals will face crowded substandard housing.But, the need to build more homes comes at a cost as in countries like the U.K., half of the population's carbon emissions come just from the buildings we inhabit. So, can we have sustainable housing that still meets the demands of a growing population?Plus in the news: painkillers that could actually be making your pain worse, the secrets of the earth's magnetic core and the truth behind the naked... Like this podcast? Please help us by supporting the Naked Scientists

6 Jun 201658min

This week on the Naked Scientists, are we more prone to struggle with stress and if so why? Graihagh Jackson is probing the state of our mental health by taking a stress test to unearth how the human body responds and why; we'll be seeing whether having a 'gut feeling' has anything to do with it and what we can all do to unwind a little more. Like this podcast? Please help us by supporting the Naked Scientists

30 Mai 201658min

This week we delve into the science of salt: what does it do in the body, how can it cause problems for farmers, and what avenues are scientists exploring to desalinate sea water and keep us all refreshed? Plus, one in ten adults have ADHD, the contagious cancer that's followed dogs across the world, and how scientists are growing a brain in a dish to find answers to Alzheimer's Disease... Like this podcast? Please help us by supporting the Naked Scientists

23 Mai 201659min

This week on the Naked Scientists, your questions go under the microscope. Do women have a superior memory? What is the evidence for climate change? Can plants get cancer? Why do we sometimes see stars? And has the universe been through multiple big bangs? Join Dr Chris as he puts an astrophysicist, a neuroscientist, a climate researcher and a plant scientist through their paces tackling the questions you've been sending in... Like this podcast? Please help us by supporting the Naked Scientists

16 Mai 201653min

If you've followed environmental stories over the years, you'll know this tune. Scientists have long been singing off the same songbook when it comes to fossil fuels, deforestation and pollution. But drum not often banged is the dwindling supply of phosphorus. It's is an essential element for all life. It makes up our DNA and all organisms need it for energy. It cannot be replaced, there is no synthetic substitute. In other words, without phosphorus, there is no life. This week on the Naked Scientists, we investigate whether we're running out of phosphorus for fertiliser and what we can do... Like this podcast? Please help us by supporting the Naked Scientists

9 Mai 201658min

This week on the Naked Scientists, we've got science on trial! We look at real case studies, finding out how forensics can both help and hinder criminal investigations, including the insects who are first on the scene, how your phone can tell tales, and why DNA can lead you on a wild goose chase. Like this podcast? Please help us by supporting the Naked Scientists

2 Mai 201654min

This week we're taking a look at the industry that transports 90% of global trade but most of us know very little about - shipping! We're all at sea as we navigate our way through driverless ships of the future and how to make an industry that is currently producing the same amount of emissions as Germany, a little greener.Plus how testosterone hardens your arteries, are drones getting out of control, and can a spoon in the bottle stop your sparkling wine going flat? Like this podcast? Please help us by supporting the Naked Scientists

25 Apr 201659min

This week on the Naked Scientists, we've gathered a panel of pollies, pundits and professors to answer your science questions: from how prevalent was tooth decay in the neanderthals, to how Neil Armstrong got home from the moon! Like this podcast? Please help us by supporting the Naked Scientists

18 Apr 201654min