The Naked Scientists Podcast Folgen

Using nature's own tricks, we find out how to avoid mosquito bites, grow more crops and keep the weeds away in this week's Naked Scientists. We find out why mosquitoes prefer some people to others, and how to use pheromones to turn an insect's sex-drive against it! Also, why dentists could use plasma to cut down on drilling, why breast is best for bigger brains and why Popeye was right, spinach really does make you stronger. Plus, in Kitchen Science, we brave a box of biting mozzies to see if insect repellent really does repel! Like this podcast? Please help us by supporting the Naked Scientists

Black holes, bright birds and ice evaporating in the freezer all come under scrutiny in this week's Naked Science Question and Answer Show. We also find out why space is so cold, what happens when a neutron star collapses and where houseflies buzz off to in winter. Plus, we discover a robot who keeps kids company in hospital, and catch up with the the latest tech news about Twitter. Also, we hear how bats are louder than a rock concert, how a quantum trick could let birds see magnetism and we peer into the biggest eye in the animal kingdom - belonging to the Colossal Squid. Plus, in Kitchen... Like this podcast? Please help us by supporting the Naked Scientists

Stunning sapphires, dazzling diamonds and red rubies abound in this week's sparkling edition of the Naked Scientists in which we find out how gemstones are formed, what makes them so beautiful and why they're so rare. We also reveal the tricks used by experts to flush out fake stones, and discover how synthetic diamonds can make better lasers, more powerful electronics, sweeter tweeters and cutting-edge scalpels. Plus, why a mongoose could be your best friend in a minefield, how a good breakfast leads to more male births and, in Kitchen Science, how to grow some beautiful crystals at home! Like this podcast? Please help us by supporting the Naked Scientists