Latest observations slash collision probability for asteroid 2024 YR4 from 2.8% to 0.16%, but no further updates are possible until 2028.

NASA has been tracking the 100-metre-wide asteroid, called 2024 YR4, which was spotted by an automated telescope in Chile on ...

The world is watching as NASA tweaks the odds that asteroid 2024 YR4 will hit Earth. But how threatening is YR4, and how does ...