Did life begin in space even before Earth existed? Study finds ancient amino acids in asteroid Bennu

Samples from the asteroid Bennu hint that some of life’s ingredients were forming long before Earth existed. NASA’s OSIRIS-REx mission returned dust and rock from this near-Earth asteroid, giving ...
Nature

Silurian Extinction Events and Carbon Isotope Excursions

The Silurian Period is characterised by a dynamic interplay between environmental stressors and biotic turnover, with extinction events and carbon isotope excursions (CIEs) representing pivotal ...