Iron is an essential nutrient that almost all life requires to grow and thrive. Iron’s importance goes all the way back to the formation of the planet Earth, where the […]
University of Oxford
Posted inMars, Press Release
Mars Is Not As Dry As It Seems
When searching for life, scientists first look for an element key to sustaining it: fresh water. Although today’s Martian surface is barren, frozen and inhabitable, a trail of evidence points […]
Posted inAstrobiology (general), Press Release
Life on Earth May Be Early in Cosmic Terms
Why are we now? We know that the universe is roughly 14 billion years old, and that someday it is likely to end — perhaps because of a Big Freeze, […]
Posted inBiogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Origin & Evolution of Life, Press Release
Microbial Hunting Found in 1.9 Billion Year Old Fossils
Tiny 1,900 million-year-old fossils from rocks around Lake Superior, Canada, give the first ever snapshot of organisms eating each other and suggest what the ancient Earth would have smelled like. […]