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And so what I would like to do now is continue this developmental story. And don't be worried here. So what I'm going to try and do is really focus on this question of neuronal identit...

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What if you could use genetic engineering to stop humanity's most dangerous predator, the deadliest animal on the planet responsible for the death of billions, the mighty mosquito? Along with ...

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So we're introducing ourselves into this process about one month after fertilization, when the entire embryo is smaller than the size of a dime. And we're going to look into the nervou...

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Imagine if you could gather the energy from every star within a hundred million light years. From thousands of galaxies, each with billions of stars. Imagine, you could take this kind of power, ...

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So let's look, for example, just at three cells here. They are equivalent in potential, they could give rise to any region of the nervous system, but by chance they occupy different posit...

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Are you your body? Well, kind of, right? But is there a line where this stops being true? How much of yourself can you remove, before you stop being you? And does the question even make se...

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We're going to be looking at these electrical impulses, these flashes, which are called action potentials, are crossing three neurons in the circuit here. And as we look in higher po...

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Hurricanes are really big storms that start really small. Hurricane Katrina, which devastated New Orleans, had winds of 130 miles an hour. Most hurricanes that hit the US start as sma...