Out of this world roundup

Busy doesn’t even touch on how my last two weeks have been. But I’d like to go out of this world a little so here’s a roundup.

Far far out of this world

Looking for Technosignatures at Centauri Dreams has a great post about one of the great ways to discover life elsehwere, technosignatures.

One thought is to look for signs of imbalance suggestive of technologies like ours, producing air pollution that can be measured by spectroscopic analysis. 

See, pollution might be good. Assuming that you think aliens spotting us would be good.

Explosively

How Do Supernovae Fail? at Universe Today (which I love, and highly recommend)…

But it turns out some supernovae just don’t bring their A-game. Instead hitting the ball out of the park, they choke up at the last minute.

They’re failures. They’ll never amount to anything. They’re a complete and utter disappointment to me and your mother. Oh wait, we were talking about stars, right.

So awesome!

Perspective

Get some perspective on your world over at Universe today (yes, again). With what does Earth look like from Mars? Perspective.

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