A California family whose home was surrounded by FBI agents and SWAT Team members after “suspicious” items were found in its garage says there is nothing nefarious about the discovery.

Hearty bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the universe in a completely different way than we do. Physicist Daniel Whiteson exp ...