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Factoid

The little things that you never link to each other! “Helium” was named so because it was first identified in the light absorption spectrum of the sun and only later isolated on earth.

The Quote Challenge – Day 1

Thanks to Kritika for nominating me for this challenge. I think you’ve come to know I love any and all awards and challenges! 🙂 Rules for the challenge: 1. Post 3 of your favourite quotes each per day for 3 recurrent days. The quotes can be of any other people or it may come straight … Continue reading

The supernova rule of thumb (copyright Dr Donald Spector – no not a Bond villain, a real Physicist)

Which of the following would be brighter, in terms of the amount of energy delivered to your retina… 1. A supernova, seen from as far as the sun is from the earth, or 2. A H-Bomb detonated while pressed against your eyeball? The answer is the Supernova, by about NINE orders of magnitude. The Supernova … Continue reading

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