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Álvaro Beltrán

Álvaro Beltrán

To Biologia, Ciencia e Investigación17/10/2015

¿Qué es la luz? [SUB ESP]

What Is Light?
What Is Light? We are so used to some things that we stopped wondering about them. Like light. What is light? Some kind of wavy thing, right? Kind of. Short bonus video...
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