#635 Why do some trees make rubber?
Why do some trees make rubber? It protects the trees against pests and helps them heal when they are injured. Rubber is not what comes out of the tree or…
Why do some trees make rubber? It protects the trees against pests and helps them heal when they are injured. Rubber is not what comes out of the tree or…
Do the gulags still exist? Technically no, but actually yes. The gulag is not actually a place. We use the expression gulag to refer to a Russian prison, but it…
What is botulism? Botulism is an illness caused by a toxin that the Clostridium botulinum bacteria produces. Clostridium botulinum is a very strong bacteria. They are usually found in the…
What is the difference between a castle, a fort, and a palace? A castle is a fortified building constructed for the nobility. A fort is just a fortified building. A…
When did people start using soap? In 2800 BC in Babylonia. Archaeologists have found soap-like materials in clay cylinders that have been dated to 2800 BC. The tablets are inscribed…
Where did the Democratic and Republican parties come from? The come from one party called the Democratic-Republican Party, founded by Thomas Jefferson. Everyone that watches the news knows that America…
What is the immortal hydra? It is a tiny, freshwater creature that doesn’t appear to age. Hydra are very small invertebrates that live in freshwater ponds, lakes, streams, and rivers.…
When did people start using nails? Bronze nails were used in Ancient Egypt in about 3,400 BC. Before people had nails, there were different ways of joining wood together. Some…
How can giraffes have such long necks? Giraffes have jointed vertebrae in their neck, a large amount of ligament, and an enormous heart to get the blood to their head.…
What is the Great Attractor? It is the theorized gravitational center of our Milky Way Galaxy and 100,000 other galaxies. The universe is expanding at a rate of 2.2 million…