Students predict the effect of salt on tomato plants.
Salting an eggplant demonstrates the effect of salt on plant cells.
A discussion about winter snow and how humans use salt to limit its impact on daily life.
Baltimore and the Northeast receive high amounts of snowfall. These areas use road salt to help melt the snow and ice.
A discussion on how to test the relationship between winter roads and salty streams.
Video profile of Dr. Sujay Kaushal, who studies the ecology of watersheds. Includes discussion questions about scientific practice and science as a human endeavor.
Salt used on winter roads could eventually make water supplies toxic to wildlife and unfit to drink.
About 4.6 billion years ago, our solar system came into being. This comic strip explains the processes that led to the creation of the planets and the asteroid belt.
What happened after the Big Bang? This comic strip explains the interactions that lead to the creation of stars, planetary nebulas, and supernovas.
These teaching case materials show practicing physicians and infectious disease specialists studying the origins and impacts of pathogens.