This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Two hikers who were missing for nearly five ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Two hikers who were missing for nearly five ...

To help alleviate health issues caused by pathogens in water, a team of CU Boulder mechanical engineering students collaborated on a senior capstone project last spring to create PureSip, a prototype ...

Samuel Luyayi a Class Six pupil drinks water using a purifying straw at Jamhuri Primary School along Ngong Road. [Boniface Okendo, Standard] Imagine dipping a straw into a pond of stagnant dirty water ...

Two hikers who were missing for nearly five days used a water-purifying straw to survive and were rescued after search teams discovered and followed two sets of footprints in a California canyon, ...