LifeHow we will discover the mysterious origins of life once and for all Seventy years ago, three discoveries propelled our understanding of how life on Earth began. But has the biggest clue to life's origins been staring biologists in the face all along? Features
SpaceAliens on low-oxygen worlds may never discover fire Low levels of oxygen on planets where alien life could potentially evolve may make developing technology impossible there because there would be no combustion ¿ìè¶ÌÊÓÆµ