Curious Kids: will the universe expand forever, or contract in a big crunch?
- Written by Tamara Davis, Professor, The University of Queensland
About a century ago, we didn’t even know that galaxies existed.Mai Lam/The Conversation NY-BD-CC, CC BY-SA
This is an article from Curious Kids, a series for children. The Conversation is asking kids to send in questions they’d like an expert to answer. All questions are welcome – serious, weird or wacky!
What’s more likely -...
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