A study explores how uranium isotopes in fossilized shark teeth could provide insights into historical ocean anoxia, with mixed results.
A newly discovered mechanism could explain the shock finding last year that oxygen is produced by metallic nodules on the ...
Sea levels surged in 2024, rising faster than expected due to warming oceans. Unlike previous years, where melting ice ...
Scientists found that volcanic eruptions triggered short-lived oxygen spikes before Earth's air became breathable.
The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...
It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis. Researchers ...
It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid ...