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August 20, 2025, 01:45 PM - 8 min read
Is our universe perfectly flat or does it have curvature to it like a sphere, or flare outwards like a horse saddle? That depends on how dense the universe is, and mapping galaxy clusters helps us measure the density of a hypothetical force known as dark energy.
Read moreApril 17, 2025, 02:38 PM - 6 min read
The CMZ spans almost 700 light years and contains some of the densest molecular gas in the galaxy. Over the years, scientists have found that this region is unusually ionised, meaning the hydrogen molecules there are being split into charged particles (electrons and nuclei) at a much faster rate than expected.
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