Add Yahoo as a preferred source to see more of our stories on Google. From its place on local meeting agendas to being targeted by Cabinet officials, fluoride has been under the microscope again. In ...

Explore beach water under the microscope and discover how much life it contains.

For centuries, Ganga water has been believed to resist spoilage, a phenomenon modern science investigates. Bacteriophages, high dissolved oxygen, and antibacterial minerals contribute to its ...