For this episode of “For Science!” we explore the concepts of solubility and density using the “floating fish” experiment. Because dry erase markers are created to not stick to surfaces, it is made ...

In salt water solutions, water molecules rapidly move around salt ions at a scale of more than a trillion times a second, according to both experiments and simulations. In salt water solutions, water ...

Discover the amazing properties of water's surface tension as you make metal paper clips float on water. You'll learn about the forces that hold water molecules together and how insects like water ...

An additional science experiment is the instant transition from hot water to steam! Fill up a mug of water, heat the water in ...

Arizona PBS Previews is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, ...

The Water Science and Technology Board (WSTB) was established in 1982 to provide a focal point for studies related to water resources at the National Academies. The board's objective is to improve the ...

In the Arizona desert, a vast glass structure sits far from cities and farmland. It was built to test an idea that once seemed urgent and uncertain. C.