Cornell University researchers have created the world's first synthetic tree. So far, it's a very small 'tree' which stands in a palm-sized piece of hydrogel. This 'tree simulates the process of ...

When you water plants, you water their roots. But how does the water travel all the way from the roots of the plant to the leaves? They are standing upright: wouldn’t that defy gravity? In fact, there ...

PITTSBURGH (KDKA) -- Candles are neat, calming to some and full of science. They are made of wax and a wick which seems pretty simple. Once you light the candle, the wick burns. As the wick burns, it ...

You don't have to be a gardening guru to know that water is essential for plant health. Typically, watering a plant entails pouring water right onto the soil, but how much water is enough? Bottom ...

Researchers have taken inspiration from trees and developed a system for moving water around that depends on capillary action and surface tension. They 3D printed tiny open-faced cells that can expose ...

Capillary action drives many processes, such as the wetting of hairs on a paint brush and eyes tearing up. It enables the flow of liquid in small spaces — in the gaps between fibres in a paper towel, ...