The Canvas of Interstellar Space

Nebulae are one of the most beautiful wonders in the sky, a blend of colours and hues in a painting drawn upon the canvas of interstellar space. As Sherlock Holmes famously once said, ‘You see, but you do not observe.’ Today I will teach you how to not just see nebulae, but how to observe them. There will be many pretty pictures to follow, many of which will be familiar to avid stargazers.

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Caution: Laser May Disintegrate Face

Two weeks ago I explored the first of the two major approaches to nuclear fusion, magnetic confinement fusion. Today I return with the second approach, arguably less technologically impressive – inertial confinement fusion. It uses lasers though. Who doesn’t love lasers?

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Beam Me Up

When you hear the word laser, does your mind tend to divert to some futuristic menacing-looking deathstar-type machinery that is intent on destroying the planet? Or perhaps you think of those fragile laser pointers you used to use as a child to toy with your pet cat? Thankfully our timeline does not involve Dark Lords bent on mass destruction, and has progressed significantly beyond the technology of cheap, novelty items. Lasers in the modern world are used in almost all devices and make up a large part of scientific research. We are only just beginning to harness their true power. Actually, now that I think about it, maybe George Lucas has a point…

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