Author: insidesources

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Silent Sound Kills

It can’t be seen or heard; can take place indoors or outside; it’s not biological, environmental or radiation, but it can make you sick or kill. The cause is low-frequency sound, which seems ridiculous; how can sound bring on sickness […]

Coal Making A Comeback?

Coal Making A Comeback?

There is no question that the future is brighter for our nation’s coal industry. Changes in policy, regulations and markets are contributing to a stronger domestic coal industry. The U.S. economy is growing again. Global economic activity is increasing. The […]