Some early life forms may have breathed oxygen well before it filled the atmosphere An MIT study suggests some early life forms may have evolved the ability to use oxygen hundreds of millions of years before the Great Oxidation Event, when oxygen became a permanent fixture in the atm...

𝐒𝐨𝐦𝐞 𝐞𝐚𝐫𝐥𝐲 𝐥𝐢𝐟𝐞𝐟𝐨𝐫𝐦𝐬 𝐦𝐚𝐲 𝐡𝐚𝐯𝐞 𝐛𝐫𝐞𝐚𝐭𝐡𝐞𝐝 𝐎𝐱𝐲𝐠𝐞𝐧 𝐰𝐞𝐥𝐥 𝐛𝐞𝐟𝐨𝐫𝐞 𝐢𝐭 𝐟𝐢𝐥𝐥𝐞𝐝 𝐨𝐮𝐫 𝐚𝐭𝐦𝐨𝐬𝐩𝐡𝐞𝐫𝐞 [via MIT]

"study by MIT researchers suggests some early #lifeforms may have evolved the ability to use #oxygen hundreds of millions of years before the #GOE"

news.mit.edu/2026/some-ea...

#Mesoarchean #respiration