Two years ago, when this concept was first shown off, we never thought it had a chance. But this week, the Andrea air filter has finally gone on sale–for $199. The idea is simple enough: Plants ...

If your plants lose soil when you water them, or you're a culprit of overwatering, the solution to these common gardening woes may reside right in your kitchen. Believe it or not, a coffee filter can ...

In nature, plants indeed keep our ecosystem healthy by oxygenating the air serving as a carbon sink, and even absorbing some pollutants, but the effect doesn’t exactly scale down—according to the ...

We take water for granted far too often. Whole civilizations have fallen as a result of over-exploiting water sources, according to Royal College of Art (RCA) graduate student Pratik Ghosh, so it’s ...

Coffee filters can help with moisture retention and prevent soil loss. Putting a coffee filter in a pot helps water reach the ...

Putting a coffee filter in a pot helps water reach the plant's roots evenly. Coffee filters stop soil from falling out of the pot and getting into the drainage hole. Coffee filters keep soil moist ...