New theory: Earth's longer days kick-started oxygen growth – KSL.com News Science News New theory: Earth’s longer days kick-started oxygen growth KSL.comView Full Coverage on Google News Source: Science News August 4, 2021/by PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg 0 0 PR PR http://gulfstrategic.com/gc/wp-content/uploads/logo_final.jpg PR PR2021-08-04 00:01:162021-08-04 05:07:03New theory: Earth's longer days kick-started oxygen growth - KSL.com