These Vintage Ads Would Instantly Be Banned Today

The More You Know

• Tree seeds were taken into orbit and planted as "Moon Trees."
• Glitter is so unique it can be used as forensic evidence if matching glitter is found at the crime scene and on the suspect since glitter often goes unnoticed by the suspect.
• Saint Patrick's Day began as a "feast day". To honor him, Christians could put aside their Lenten restrictions on food and alcohol consumption, which is why excessive drinking has become linked to the celebration.
• A reservoir in space holds 140 trillion times the amount of water in Earth's oceans.