Kyiv strikes are Russia's 'answer to peace', Zelensky says ahead of Florida talks with Trump

The Ukrainian president is in Canada today, where he and PM Mark Carney will speak with European allies before his meeting ...

3I/ATLAS was just a comet – but could we have defended ourselves if it was aliens?

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...