Potassium iodide pills are set to be handed out next week for anyone who lives, works, or goes to school within ten miles of the Limerick nuclear power plant. The pills are free. You can get them at ...

Barium is a white liquid that shows up clearly on an x-ray. Once it is inside the body, it coats the inside of the oesophagus , stomach or bowel. This then shows the outline of the organs on the x-ray ...

Most Nobel prizes are awarded long after the dust has settled. That Georg Bednorz and Alex Müller won theirs just a year after their crucial breakthrough was a testament to the profound significance ...

Chlorine is more reactive than the iodine in potassium iodide solution: When a Group 7 element reacts, it gains one electron to form a negative ion with a stable electronic configuration – a full ...

Cations are ions that are positively charged. Anions are ions that are negatively charged. Ions are charged atoms or molecules. If a balanced atom loses one or more electrons, it will become a ...