5 things you never knew about water

  1. It isn’t colourless While we would describe water in a glass as being colourless, water is intrinsically a faint blue because of its molecular structure and the vibrations within a water molecule. These vibrations correspond to light having a wavelength of three microns – invisible to the human eye – which is why…

Tap water in Singapore

Is tap water in Singapore safe to drink? Some say yes, others say no, but who really knows?