For the first time, scientists have observed the iconic Shapiro steps, a staircase-like quantum effect, in ultracold atoms.

Discover what step costs are, why they matter in business, and explore examples showing how these costs increase at specific levels of activity for better financial planning.

From morning glories spiraling up fence posts to grape vines corkscrewing through arbors, twisted growth is a problem-solving ...

A new concept for energy transfer between gravitational waves and light. When massive cosmic objects such as black holes merge or neutron stars crash into one another, they can produce gravitational ...