YR4, first discovered in December 2024, triggered a first-ever notification from the International Asteroid Warning Network ...
USGS analyzed that the probability of deaths exceeding 100,000 is 36%, the probability of deaths between 10,000 and 100,000 ...
Could the Dames Point Bridge collapse if struck by a vessel? The NTSB says the bridge is one of 68 needing further study to answer that question.