Ancient eruptions may have triggered conditions for oxygen ‘whiffs’ in the atmosphere In a nutshell Massive volcanic events ...

Scientists found that volcanic eruptions triggered short-lived oxygen spikes before Earth's air became breathable.

New research reveals that hydrothermal vents provided early Earth with abundant nitrogen, challenging previous theories.

Here’s why and how the moon can look yellow, orange or red without an eclipse and when Friday's total lunar eclipse blood moon will reach totality.