rydan t1_iwwt98t wrote
How to lose all credibility. Dark anything by definition cannot heat anything. This is why we call it Dark.
answeryboi t1_iwx05dn wrote
Is all heating done via electromagnetic radiation?
FwibbFwibb t1_iwy8pr8 wrote
No, you can heat things up through gravity. How do you think stars heat up gas to the point of fusion?
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