Chemical gardens represent a fascinating class of self-organised structures that emerge when metal salts interact with anions in solution, most commonly silicates, leading to the formation of ...

Precipitation comes in all forms: rain, sleet, freezing rain, and snow. Some even count virga, which becomes a gas and evaporates before it reaches us as raindrops. Hail also exists but forms ...

FOR almost as long as protoplasm has been recognized, some of its basic properties have been studied. Among these is the ‘self-sealing’ property or surface precipitation reaction. When a cell is ...