OoL digest — April 4th edition

Astrobiology

Extreme energetic particle events by superflare-asssociated CMEs from solar-like stars – Hu et al. – Science Advances

Precursors of the RNA-world in space: Detection of ($Z$)-1,2-ethenediol in the interstellar medium, a key intermediate in sugar formation – Rivilla et al. – preprint

The case and context for atmospheric methane as an exoplanet biosignature – Thompson et al. – Proceedings of the National Academy of Sciences