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part1: Blackhole background We decided to do an episode on blackholes. It was by Phil’s request. it is the fiftieth episode wherein I have been joined by my brother as my co-host. Turned out to go a bit long, so here’s the first part, which turns out to be a bit short. It’s the story …
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Wagging tongues over taste Researching this episode made me so hungry! Today, phil and I talk about your tongue, a berry that makes sour things sweet, mice in mid yum, and your brain and the sense of taste.
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Balance You hardly notice it unless something goes wrong, but your sense of balance relies on most of your other senses to work, and uses all sorts of interesting bits of your interesting brain. Along with sleeping birds, bionic men, and beer bottles, Phil and I talk about your sense of balance.
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Touching on touch Throughout your body, you have nerves. These send signals about the world through your spinal cord, and into your brain. More than just what you feel, your sense of touch includes temperature, pressure, the position of your body, and a bit about what your internal organs are up to today. We continue …
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Take a look at looking Your sense of vision is arguably the most complicated sense you have. Estimates range from one half, to as much as two thirds of your brain dedicated to using light to make sense of your world. From the way your eyes turn light into nerve impulses, to different bits of …
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What is a cortex? From the Latin word for tree bark, “cortex” refers to the outer most layer of an organ. In the brain, the outer most layer is made of several layers of neurons. That’s true in the cerebellum, in the cerebellar cortex; and the cerebrum, in the better known cerebral cortex. Today, we …
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What’s this “cerebellum” thing for? It’s sitting underneath your cerebrum, this odd bulge behind the brainstem. Only ten percent of your brains total volume, it has more than 75 percent of the neurons. What is the cerebellum, and what does it use all those neurons for?