The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...
At one point, the odds of a strike in 2032 were as high as about 3% and topped the world’s asteroid-risk lists.
YR4 once held a 3.1% impact chance, with the power of 500 Hiroshima bombs. Though the risk dropped, future asteroid threats ...