A lab mistake led to self-forming spiral patterns on metal surfaces, revealing chemical-mechanical interactions.

Each time the content is re-visited, the student gains deeper knowledge of the topic. The spiral approach to curriculum design reminds us that courses are not singular, set-in-stone units of work.

In this approach, researchers calculated how the total ... which describes how tightly the spins spiral; the helix period, or ...

In this approach, researchers calculated how the total ... which describes how tightly the spins spiral; the helix period, or the length of one complete spiral turn; and the critical magnetic ...