Questions with the keyword 'sight'

• can the lasers blind you if you look in to them? by emitchard and 2 others. to Tianfu, Mike, Pip, Tim, Tom Comments: (No comments so far )
• do we all see colours differently? like if we all call grass green, your green would look like my brown, but we by listt002 and 1 other. to Mike, Pip, Tianfu, Tim, Tom Comments: (No comments so far )
• how do optical illusians work? by confuddled213 to Mike, Pip, Tianfu, Tim, Tom Comments: (No comments so far )
• How can your retina rip and how can you repair it with lasers without damaging the front of the eye? by izzyb98 to Tom Comments: (so far, 2s comments )