Why Does Evolution Matter Now?

Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...

Demonstrate the particle theory of matter to high school scientists with an engaging experiment that allows them to visually see the results as substances change from one state to another. The class concludes with a discussion about how...

Steel is an example of homogeneous mixture, also called an alloy, which is made of iron and carbon. The presentation introduces learners to elements, compounds, and mixtures. They explore their similarities and differences, and then take...

The three states of matter are the focus of this chemistry video. Sal uses the example of a water molecule, and explains in great detail what forces are present to make that molecule change back and forth between a liquid, a solid, and a...

Got milk? Only two cultures have had it long enough to develop the tolerance of lactose as an adult. Learn how the responsible genes evolved along with the cultures that have been consuming milk. This rich film is supplied with a few...

Are we still evolving? The discussion continues as to why learning about evolution of the past is important to understanding how humans and bacteria are changing even now. Probably best for upper-elementary grades, this clip focuses on...

High schoolers are shown why they should care about evolution. They become specialists in one sphere influenced by evolution and then share their findings with their group. Students are lead into a class discussion, so that each...

The heartbreaking story of Alfred Wallace's loss of collected evidence opens this documentary about the development of the theory of evolution. You will find supportive resources to use with the movie in your biology class.

Explore the different types of symbiotic relationships that exist between species. Your class will investigate how humans influence the evolution of bacteria through the development of antibiotics.

As the great and hilarious Tim Minchin once said, "Science is simply the word we use to describe a method of organizing our curiosity." Science is more than just a guess; it is based on questions, observations, and evidence. High...