The Guardian reported that an asteroid measuring the same size as a football field has activated the international warning system, the first time it has been used since its establishment in 2013. Telescope observations showed it had a high chance of colliding with Earth in 2032. The Asteroid 2024-YR4 has been observed by a telescope in Chile for just over a week, but it is … [Read more...] about Asteroid Alert Activates Global Warning System