Neil deGrasse Tyson has just published a short piece in The Huffington Post titled What Science Is — and How and Why It Works.

It’s a very safe bet that it will be used as required reading in many IB Theory of Knowledge classes when the definition of “knowledge” is discussed.

And I’d bet dollars to donuts that many teachers will be using this accessible column in many other classes, too.

Here’s an excerpt:

Objective-truths-exist