American Physiological Society
What Environmental Conditions Lead to the Hatching of Brine Shrimp?
Will changing the environment in which brine shrimp live impact their reproductive success? Young scientists get hands-on experience studying the habitat of brine shrimp in a two-week immersion instructional activity. The teacher's guide...
Howard Hughes Medical Institute
The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture
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...