August 25, 2022 First Clear, Detailed, Indisputable Evidence Of Carbon Dioxide Found In Exoplanet Atmosphere
A composite image showing the Hayabusa2 spacecraft approaching the Ryugu asteroid. Spacecraft image is courtesy of NASA. Asteroid image is courtesy of JAXA, University of Tokyo, Kochi University, Rikkyo University, Nagoya University, Chiba Institute of Technology, Meiji University, Aizu University, and AIST. August 15, 2022 Dust Grains Older Than Our Sun Found In Asteroid Ryugu Samples
Opalized ammonite: A beautiful example from Alberta, Canada of the intersection of biological evolution and mineral evolution — the interplay between minerals and life. A hundred million years ago, the ammonite deposited its own hard carbonate shell — a "biomineral." In this rare case, that original carbonate shell was later replaced by the fiery mineral opal. Credit: ARKENSTONE/Rob Lavinsky July 01, 2022 Nature Used 57 Recipes To Create Earth’s 10,500+ “Mineral Kinds”
