The Dangers of Bright Light and Ultraviolet Light

ultraviolet-light-sun

Contrary to popular belief, bright light cannot harm your eyes. Ultraviolet can harm your eyes but ultraviolet cannot pass through glass, so staring at the sun or an atomic bomb which provides a ton of ultraviolet light is perfectly safe provided the observer is viewing the object through a glass panel (e.g. a car windshield). Richard Feynman used this knowledge to witness the first test of the atomic bomb in 1944, when no one else would dare to do so. Feynman viewed the detonation while sitting in his vehicle

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s