Dark energy, the mysterious force that's driving the accelerating expansion of the universe, may not actually exist, scientists say. Their research has brought into question one of the cornerstones of ...

THIS book, the author tells us, is a sequel to “The Cause, Date, and Duration of the Last Glacial Epoch,” of which we published a short notice last year. The last work was founded on misconception and ...

Over the past year, there has been a vigorous debate among scientists – and more broadly – about whether global warming is “accelerating”. This, in turn, has led to questions about whether the world ...

Here is what I like to do (for fun). Take a classic physics problem and go over the solution. After that, I take it just one step further to see what happens. Today, let's start with this problem (you ...