Showing results for: Health & Human Body

What exactly is sound, and how do we hear it?

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What is the difference between sound and noise? And is noise always a bad thing?

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Everything and everyone ages. But scientists have made discoveries that could potentially one day be used to increase human lifespans.

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Microbes are everywhere - even in your digestive tract. Some of these microbes are helpful, and some aren’t.

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Noise has a significant impact on life on Earth and on board the ISS. This backgrounder explains what noise is, how it is measured, and how it affects us both mentally and physically.

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Light is an important part of life on Earth and life in space. This backgrounder explains what light is, how it is measured, and how it affects us both mentally and physically.

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CAR-T Therapy uses a person’s own cells to destroy the cancer cells in their body.

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Did you know that too much carbon dioxide in the classroom can affect your body, and even your grades?

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