Reactions are animations that are used to express yourself within ACNH, allowing you to act sad, happy, angry, and even sit down! Once you have a few, you can unlock them by pressing the ZR Button.

Sideways scattering oscillations reveal geometric phase effect and isotope effect in the H + D 2 → HD + D reaction When a wave packet traces a conical intersection, its phase must change a sign. The ...

In 1942, the Manhattan Project needed to create a chain reaction—a crucial step toward proving that it would be possible to make an atomic bomb. The scientists achieved this sustained nuclear reaction ...