query: Are black holes black?
positive_passages.docid: 580
positive_passages.text: Why is a black hole black?
negative_passages.docid: 14212
negative_passages.text: Black holes in a head-on collision
negative_passages.docid: 96424
negative_passages.text: Why are orbits around black holes stable?
negative_passages.docid: 65329
negative_passages.text: A Sphere of Black Holes
negative_passages.docid: 141330
negative_passages.text: Are black holes really singularities?
negative_passages.docid: 39675
negative_passages.text: Do black holes have a moment of inertia?
negative_passages.docid: 60592
negative_passages.text: Are electrons just incompletely evaporated black holes?
negative_passages.docid: 74072
negative_passages.text: No hair theorem for black holes and the baryon number
negative_passages.docid: 88969
negative_passages.text: Are black hole regarded as baryonic matter in cosmology?
negative_passages.docid: 457
negative_passages.text: Could Dark Matter form black hole?
negative_passages.docid: 11613
negative_passages.text: What kind of matter are black holes made of?
negative_passages.docid: 53299
negative_passages.text: Can we have a black hole without a singularity?
negative_passages.docid: 50171
negative_passages.text: Can black holes be created on a miniature scale?
negative_passages.docid: 25757
negative_passages.text: Has the black hole information loss paradox been settled?
negative_passages.docid: 3635
negative_passages.text: If a mass moves close to the speed of light, does it turn into a black hole?
negative_passages.docid: 8985
negative_passages.text: What does string theory predict for the singularity inside a black hole?
negative_passages.docid: 71307
negative_passages.text: Is a black hole a perfect black body?