Competitive rock climbing's lead climbing discipline judges both speed and creative route-reading.

The word 'ketchup' likely comes from a Chinese fish sauce called 'ke-chiap'.

Almonds are not nuts but drupes, the same category as peaches, cherries, and plums.

The law of conservation of energy states that energy cannot be created or destroyed, only transformed.

Habits are formed through repeated behaviors over time.

The refrigerator allowed long-term food storage.

Some survivors of cardiac arrest report detailed memories during clinical death.

Before refrigeration, salt was so crucial for food preservation that Roman soldiers were sometimes paid in salt — hence the word 'salary.'

The microwave oven was invented accidentally when Percy Spencer noticed a radar magnetron melted a chocolate bar in his pocket.