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SPACE.com -- Powerful Laser Simulates Stellar Jet Too bad there's no beam shot...

Alright, who wants to play truth or dare? Dare? Thought so. Alright, I dare you to set your computer's time zone to Tehran and get on the internet. If you can. By which I mean you need Windows XP, as far as I know.

I was wondering if anyone here knew of any cheap materials capable of absorbing laser radiation and transforming it into other forms of energy.

I apologize in advance if this is old news, but I did a search of the forums and couldn't find this posted anywhere, so I thought I would share in the good wealth. Aaaanyways, I went down to the library today to find a textbook on lasers. I was basically looking for as much info as i could get...

A RIDDLE IS YOU.

So, in my room I have five lights; A red, orange, yellow, green, and blue light. They sit on top of a dresser and are arranged in a row, from longest wavelength to shortest. When I turn all of them on I get white light, but all shadows are broken down into each of the five colors! Mixing shadow...

Hello everyone. I'm Phil, and I'm pretty sure I'm part moth. I was browsing youtube the other day when I came across a DIY video showing how to turn a green 5mw laser into a 100mw laser by heating a resistor on the laser. I was immediately hooked. I poked around some more until I found a link to...