Often, the only liquid level indicator you need is your eyes, such as when looking at your cold beverage on a summer’s day. Other times, though, it’s useful to have some kind of indicator light that ...

Coastal areas host 40% of humanity and critical biodiversity, confront synergistic pressures from climate change and human activities that represent a significant challenge for coastal sustainability.

As one of the Earth’s precious natural resources, water plays a crucial role in sustaining human existence, societal development, and ecological balance 1,2,3. However, with the rapid global economic ...