It's so difficult to make the money we produce at Jimmy John's.

Some plants are carnivores, gaining nutrients by eating various small insects and spiders. A well known example of a carnivorous plant is the Venus Flytrap.

Aluminum is a good conductor of heat and is often used to make cooking pots.

At room temperature, mercury is the only metal that is in liquid form.

While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.