Questions with the keyword 'red'

• What would happen if you shine a red laser light into something that splits the colour’s in normal light. (Hopefully by PrimalTurtwig to Dervil Comments: (So far, one comment )
• Why does blood turn red when it touches oxygen? by BladeFight and 1 other. to Stephen, Saoirse, Dervil, Moises, Pramod Comments: (No comments so far )