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Comments of the Week #125: from the Universe’s age to impossible engines

4 Sep 2016, 16:09 UTC
Comments of the Week #125: from the Universe’s age to impossible engines
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“We meet aliens every day who have something to give us. They come in the form of people with different opinions.” -William Shatner
It’s been another big week here at Starts With A Bang, with stories covering the Universe near and far. Although the biggest announcements seemed to shatter our picture of how things are, this week was all about keeping it in perspective. There are lots of ideas — good and bad — floating around, but in the end, data and experiments will be the ultimate arbiter. Here’s what we’ve covered over the past week:

How do we know the Universe is 13.8 billion years old? (for Ask Ethan),
Dark matter riches: why some galaxies have more than others (for Mostly Mute Monday),
Exoplanets: from fluke to fact (a great historical guest post by Sabine Hossenfelder),
Record-breaking galaxy cluster confirms dark matter Universe,
A Young, Dusty, Disk-Bearing Star Reminds Us ‘Alien Megastructures’ Aren’t The Only Answer,
Fifth Fundamental Force: Fact or Fiction?, and
NASA’s impossible space engine, the EMdrive, passes peer review.

As always, there’s an ongoing conversation to have, so let’s investigate all that we can on this edition of our comments of the week!

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