Ancient crystals suggest early Earth had land and freshwater Science Magazine Par : Elise Cutts 30 avril 2024 à 07:15 Hardy zircon minerals found in Australian rocks suggest conditions for life existed 4 billion years ago
What is a presumed sign of life doing on a dead comet? Science Magazine Par : Elise Cutts 26 avril 2024 à 07:00 Touted as a “biosignature” on an alien planet, dimethyl sulfide also seems to arise in banal ways
Oldest ever ice offers glimpse of Earth before the ice ages Science Magazine Par : Elise Cutts 22 avril 2024 à 03:45 Climate snapshots suggest carbon dioxide levels were surprisingly modest during ancient warm period
A Popular Alien-Hunting Technique Is Increasingly in Doubt Wired Par : Elise Cutts 7 avril 2024 à 13:00 Recent controversies bode ill for the effort to detect life on other planets by analyzing the gases in their atmospheres.