Stephen Hawking has a big announcement.No, it's not that aliens exist or that humans won't survive another 1,000 years on Earth. The physicist claims, in a paper posted online Wednesday, that the idea of an event horizon—the point of no return at a black hole—conflicts with quantum theory. With no event horizons, there are no black holes, according to Hawking.
Were they fuzzy or were they flat-skinned? That's the great question now for dinosaur researchers. After surveying all the world's known fossils of dinosaur skin, one pair of paleontologists says the vast majority of non-avian dinosaurs were scaly-skinned, Nature News reports. But this isn't the last word on the subject.
Splitting the world's largest radio telescope across half the Earth could resolve an international quarrel that is brewing between us and the South Africans, researchers say. Australia and South Africa are vying to host the Square Kilometre Array, which will peer back to the early universe, and now it's getting political.