You might have heard about this little thing that’s been tearing up the Internet recently: Pluto. Yes, that cold, distant world that was a planet, then wasn’t, and now is something that just about anyone with a toe in science wants to talk about.

 

And for good reason! I...

Continued from Part 1

 

Beyond Earth

The first prediction of Einstein’s Theory of General Relativity that was put to the test was the apparent bending of light as it passes near a massive body.  This effect was conclusively observed during the solar eclipse of 1919, when...

In a perfectly simple world -- that is, a vacuum -- light travels in a straight line.  (A vacuum here refers to space that has no material or pressure.)  Light, however, zooms around in our complicated, imperfect Universe and that’s when things tend to get interesting....

 

Over the weekend, an online firestorm erupted when an astronomer referred to “boys with toys” when talking about telescopes during an interview with NPR.  That comment might not, at first glance, seem particularly offensive.  But it’s yet one more recent example of a...

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