This problem of why the Earth was not heavily glaciated despite weak solar radiation has become known as the 'faint early Sun paradox'. For close to forty years, several solutions have been ...

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

A new preprint study has taken a closer look at the "universe-breaking" Little Red Dot galaxies discovered in the early ...

bacteria in Earth's young ocean started to produce oxygen through photosynthesis. Around 2.6 billion years ago, bacteria really started to bloom and oxygen levels followed suit. This oxygen combined ...

Red rocks in the layers above the impact show ... meteorites larger than the one that killed the dinosaurs hit the early ...