Some claim online that using the same water in your kettle and over again - rather than using fresh water every time - can damage your health. Most who argue this say that reboiling water can leave ...

During DNA replication, the classic double helix can temporarily rearrange into an alternative structure known as a DNA three-way junction (3WJ). These configurations form a well-defined central ...

But is it okay to re-boil water that’s already in the kettle from last time? While bringing water to a boil disinfects it, ...