On June 30, 1908, at 7:14 am in central Siberia, local farmer Semen Semenov witnessed an extraordinary event: he described ...

It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

Agency looking at ways to use planet-threatening rocks’ tiny gravitational fields to slightly alter their trajectories ...

In 1908, a comparable object exploded over Tunguska, Siberia, leveling 1,000 square miles of forest. If an asteroid the size of 2024 YR4 entered Earth’s atmosphere over a populated area ...

The asteroid is roughly the same size as one that exploded over Tunguska in Siberia in 1908. “If it hit a metropolitan area, it would cause a region of localized devastation,” Daly said.

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. NASA has been keeping a close eye on Asteroid 2024 YR4, a city-killer asteroid that ...

The likelihood of 2024 YR4 colliding with the our planet in 2032 have ticked up to over 3 percent. Is it time to start worrying?

However, there's another possibility: the asteroid may explode mid-air, causing an airburst similar to the 1908 Tunguska event in Siberia. This explosion would not require the asteroid to reach ...

The asteroid is roughly the same size as one that exploded over Tunguska in Siberia in 1908. “If it hit a metropolitan area, it would cause a region of localized devastation,” Daly said. “People ...