Tag Archives: light-years

Lightspeed, Cosmic speedlimits, and Looking into the Past (Part 1)

In my last post, I made it a point to say that I would try to keep my blog interesting. In light of that decision (I didn’t even notice this pun until I already had this entire post typed up, so this one’s not on me), and because the winter makes me long for the […] Continue reading

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Light-Years: The Key to the Past

Speed of light: 300,000 km/second One topic I’ve found particularly interesting to read and think about is the speed of light and its implications.  We’ve learned that light travels at about 300,000 km/second; first off, this number alone is unfathomably large to me.  When I thought about how fast light travels, and then learned that […] Continue reading

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