Everyone knows about bacteria, but there are tons of other unicellular species! Archaea are prokaryotes just like bacteria, but they live in some pretty weird places, which teaches us a lot about the kinds of conditions life can thrive...

This video explores the concepts of matter and energy in organisms and ecosystems. It explains how food provides energy for organisms, how plants use photosynthesis to convert sunlight into glucose, and how consumers obtain energy by...

Upon viewing the Heat and Energy video series, students will be able to do the following: State the difference between kinetic and potential energy. Name and describe six different forms of energy: thermal, chemical, mechanical,...