Assertion: matter's matter | /r/MadeOf | ordinary atoms
Facets:
Source sentences:
text: It turns out that if dark matter were made from ordinary atoms, then theory predicts that there should be much less deuterium in the Universe than we actually observe.
text: It turns out that if dark matter were made from ordinary atoms, then theory predicts that there should be much less deuterium in the Universe than we actually observe.