Asteroid hurtling towards moon risks meteors hitting Earth after 'most energetic lunar impact ever'
A collision would spark a global 'Moonquake' with the impact felt for up to 100 years
Space
Nasa scientists reveal how our Sun will SWALLOW Earth before spitting out new planets
Our planet could be completely vaporised by the extreme temperatures or ripped apart by immense gravitational tidal forces
Viruses sent into space can still infect bacteria but evolve differently than on Earth
The findings could help improve therapies against drug-resistant infections
