EarthThe evolutionary burst that made Earth oxygen-rich Gene families involved in respiration and photosynthesis arose in a short evolutionary burst which began around 3.3 billion years ago ¿ìè¶ÌÊÓÆµ
LifeGiant virus with tiny victims carries a monster genome CroV has the largest genome of any marine virus, including a host of genes not normally found in viruses ¿ìè¶ÌÊÓÆµ