The weight of the asteroid may vary from 51 million kg to more than 711 million kg, and the energy required to move each of those weights precisely differs greatly.

Google's chatbot, Gemini hypothesised what would happen if a nuclear blast was to hit the UK and warned of an 'immense ...

Denmark bans drone flights while ‘brutal’ attack on Kyiv kills four - Nato member says it is in 'difficult security situation ...

Ukraine said Sunday that Russia pounded the country with "hundreds" of drones and missiles overnight, killing at least four ...

The attacks came after Russia warned NATO against taking sterner action in response to alleged incursions into airspace covered by the military alliance.

Russia launched its first major bombardment since an attack on Kyiv left at least 21 people dead last month. Saturday night's ...