Showing results for: Health & Human Body

Go to any paint store or nail-polish shelf and you’ll see a dozen or so variations of the color black. Even inside a crayon box, there are a lot of shades. But what is the blackest black out there? (3:22 min.)

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Above all, sports are a great way of staying physically fit. And physical fitness is important for anyone at any age. But playing sports also helps your psychological and social development.

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Scientists can’t bring people back from the dead just yet. However, they have discovered that some parts of your cells remain active long after you die.

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I work on poop, specifically the multitudes of microbes that live inside poop. That doesn't sound very glamorous, but we now understand that these microbes have a fundamental role in our health and well-being; we have been very slow to realize this, and our current western lifestyle choices can be hostile to our microbes, in extreme cases causing disease.

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In this winning entry for the 2014 Flame Challenge Physics Girl explains the mystery of color. How we see colour is very complicated and involves wavelength, reflection, signals and perception (3:50 min.)

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Bee venom can spread quickly through your body and attack your cells. Usually, the damage is minor and symptoms disappear within a few days. But if you’re allergic to bee stings, the reaction can be deadly.

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No matter how you feel about tofu, you’ll probably think it’s pretty neat once you hear how it’s made!

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In September 2016, the American Food and Drug Administration (FDA) decided to ban antibacterial soaps. But some organizations, like the American Cleaning Institute, are against the ban.

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Every now and then, a human foot washes up on the shore, usually wearing a running shoe. But where did it come from, and where’s the rest of the body.

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