Live Science1d
Invisible DNA lurks everywhere in the environment — and we're on the verge of decoding its secrets
Once scientists have collected an eDNA sample, they analyze it via bar coding, which can either look for a single species or ...
earth1d
"Purple Earth" hypothesis is gaining scientific momentum
Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...
Not So Random After All: Scientists Uncover Surprising New Clues to the Origin of Life
New research shows that fluctuating environmental conditions helped chemical mixtures self-organize and evolve in structured ...
Discovery of high-spin manganese centers sheds light on photosynthesis
In a small manganese oxide cluster, teams from HZB and HU Berlin have discovered a particularly exciting compound: two high-spin manganese centers in two very different oxidation states. This complex ...
Smithsonian Magazine2d
Intelligent Life May Be More Likely to Exist on Other Planets Than Previously Thought, Scientists Say
Researchers present an alternative to the long-held “hard steps” theory to explain the evolution of complex life, suggesting ...
Evolving intelligent life took billions of years—but it may not have been as unlikely as many scientists predicted
A popular model of evolution concludes that it was incredibly unlikely for humanity to evolve on Earth, and that extraterrestrial intelligence is vanishingly rare.