Saying “the jury is still out” on the ramifications of electronic cigarettes would be a massive understatement. E-cigarettes* are designed to mimic tobacco cigarettes in both look and feel. Most … [Read full article]
The Topic: Radiation Exposure.
The Question: How do scientists know what kind of (and how much) radiation exposure we do or do not face?
The Arctic may be the dirtiest clean place on Earth, and it’s affecting the animals that live there. With only a few locations that directly pollute the area, it would … [Read full article]
Lead is a metal found in the earth’s crust. However, due to human activity such as mining, burning fossil fuels and manufacturing, it has become more widespread. Lead is also toxic. Lead poisoning occurs when lead builds up in the body over time. At very high levels lead can be fatal; but even in small amounts it can cause serious health problems, particularly in children under the age of 6 who can develop mental and physical impairments.