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We often refer to infrared radiation as being primarily heat (or thermal) radiation. But what exactly is heat, and how does it differ from temperature? Simply put, heat is a measurementof energy. All molecules contain some amount of kinetic energy,...

Evil in the Holy Bible

Richard Dawkins once said, "The God of the Old Testament is arguably the most unpleasant character in all fiction: jealous and proud of it; a petty, unjust, unforgiving control-freak; a vindictive, bloodthirsty ethnic cleanser; a misogynistic, homophobic, racist, infanticidal,...
Next time you flick on a light switch, turning night into day, spare a thought for our ancestors whose lives were forced to shut down at sunset. Aside from the odd power cut, it’s hard to imagine having to...
Want to exercise your critical thinking skills?  Ask these questions whenever you discover or discuss new information.  These are broad and versatile questions that have limitless applications.  Put together by the Global Digital Citizen Foundation, the cheatsheet is especially...
It is a popular opinion that only men have the evolutionary predisposition to want to “spread their seed”. While this is popular excuse across many cultures for men’s sexual deviances, women are believed to prefer settling down with a...
Ever wonder why Montana is called "Montana", and where the name "Oklahoma" came from?   The discovery of the “New World” has been written about extensively but what can sometimes be forgotten is how states and areas became known...
As the world faces an ever-growing need for mineral resources and companies such as SpaceX continue to push the boundaries of spaceflight, there is a growing concern about how to ensure the safety of future missions. Nations’ ability to...
Alex Jones and his audience are big fans of some out-there, offensive conspiracy theories. These include the belief that the US government controls the weather, that the Sandy Hook shooting was a “false flag attack,” and, of course, that...
Rachael Dunlop, University of Technology Sydney Recently released government figures show levels of childhood vaccination have fallen to dangerously low levels in some areas of Australia, resulting in some corners of the media claiming re-ignition of “the vaccine debate”. You...
Edward Bell, Drake University At the turn of the 21st century, the Centers for Disease Control and Prevention published an article about the 10 greatest public health achievements over the past 100 years, from 1900-1999. One of them was vaccination,...