New research shows that diverse populations of organisms can persist in the soil despite harsh and extremely dry conditions. Credit Jan Voelkel – University of Cologne A new study shows

Left: Reflectance spectra of photosynthetic organisms on rock, mineral, and snow/ice abiotic surfaces with Archean, Proterozoic, and Modern atmospheric compositions (planetary spectra provided by Anna Grace Ulses, Univ. of Washington).

Graphical Abstract — American Chemical Society A substance poisonous to humans — hydrogen cyanide — may have helped create the seeds of life on Earth. At cold temperatures, hydrogen cyanide

The noble gas laboratory in Cologne used to analyse the crypton for the study. Credit Tibor Dunai – University of Cologne An international research team involving the University of Cologne

Polarization degree (Pr) and polarization position angle (θr) of 3I/ATLAS as a function of phase angle, measured in five bands (RC, IC, J, H, and Ks). Colored symbols denote our

3D rendering of meteorite and clasts. a) 3D rendering of the attenuation tomograms cut in half in z to show two H-Fe-ox clasts, showing neutron attenuation on the left and