It may be that for every star in the universe there are billions of microscopic black holes streaming through the solar system, the planet, even our bodies every second. Sounds horrible - but hey, at least we’d have explained dark matter.

In measurement and in display systems, resolution is a measure of how much detail can be detected or shown.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and...

An introduction to mass spectrometry.