Why is the squirrel digging? It is getting ready for winter!
Photo Credit: wcjohnston/iStock/Getty Images
In the Know
Let’s Learn About Landforms
Landforms are natural features on Earth’s surface. Earth has many … read more
In the Know
Summer Heat Waves
Many places are having summer heat waves. These are periods … read more
In the Know
Inspired by Nature
Scientists look to nature for ideas. This is called biomimicry. … read more