/u/Yrjosmiel's posts in /r/askscience

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Why can't I use lenses to make something hotter than the source itself?

4229 upvotes

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[Astro] Does our Sun radiate anything else other than photons?

187 upvotes

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Would it ever be possible to use electrons as a propellant?

1 upvotes

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What makes the Nokia 3310 so durable?

1 upvotes

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Mass of molecular nitrogen dioxide?

1 upvotes

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What would happen if we collide 1 kg of matter and 1 kg of anti-matter in a vacuum?

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Do fluorescent lamps really heat up the room?

1 upvotes

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How fast does a gas combust?

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Is there an updated periodic table (2016) to be found in the internet?

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What determines how much energy is released in a chemical reaction?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why can't I use lenses to make something hotter than the source itself?	4229
[Astro] Does our Sun radiate anything else other than photons?	187
Would it ever be possible to use electrons as a propellant?	1
What makes the Nokia 3310 so durable?	1
Mass of molecular nitrogen dioxide?	1
What would happen if we collide 1 kg of matter and 1 kg of anti-matter in a vacuum?	1
Do fluorescent lamps really heat up the room?	1
How fast does a gas combust?	1
Is there an updated periodic table (2016) to be found in the internet?	1
What determines how much energy is released in a chemical reaction?	1