Stellenbosch University's Hope Project has produced a disposable water filter shaped like a tea bag. When placed in the neck of a water bottle, the bag removes all harmful chemicals and microbes. Each ...

The filter looks like a tea bag but contains material that blocks harmful chemicals A group of researchers in South Africa has developed a filter that can purify water straight from the bottle. It ...

Re-usable water bottles are great for the environment, but are they so awesome for your taste buds? When you’re out and about you’re usually left filling them up from sketchy-looking drinking ...