The Ultimate Pizza Quiz

Legend has it that the first type of bird a woman sees on Valentine’s Day will determine the character of her future husband. If it’s a goldfinch, her spouse will be rich, but if she first sees a sparrow, he’ll be poor...

If an external light source is stronger than the light of a fire, the flames of a fire can cast a shadow! The flames of a fire are not just light, but a mixture of a lot of different materials. They contain hot air and water vapor, all kinds of combustible products and hydrocarbons in an incandescent state.

There are actually three different words that botanists use for sharp things on plants: thorns, spines, and prickles. Thorns, spines, and prickles help protect plants from animals. However, some animals have evolved, developing long tongues, to reach past these sharp things and feed on the leaves of the plant.