Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Before you start preparing for the worst, an update has since been issued by NASA's planetary defense, reading: "Observations made overnight on Feb. 19 - 20 of asteroid 2024 YR4 have further decreased ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

YR4 asteroid has a small chance of it hitting Earth in 2032 and University of Oxford's Professor Stephen Smartt has weighed ...

The threat from space rock 2024 YR4 has surpassed that of Apophis, an asteroid feared by scientists 20 years ago. The danger ...

The chance that a city-killer asteroid will impact Earth in 2032 is steadily rising. Here's what you need to know.

Two weeks ago, when Ars first wrote about the asteroid, designated 2024 YR4, NASA's Center for Near Earth Object Studies ...

On June 30, 1908, a massive explosion occurred in Tunguska, Siberia, flattening 80 million trees. Scientists now believe it ...

Even the smallest odds of an impact sound alarming, but scientists’ ability to calculate them is actually good news.

Astronomers will have more information later this spring about the asteroid's path and its likelihood of hitting Earth.

Imagine a space rock the size of a football field hurtling toward Earth at 38,000 miles per hour. Sounds like the plot of a ...

We asked experts at NASA and the Massachusetts Institute of Technology what scientists know about the asteroid that could ...