A new study shows that iron-bearing rocks that formed at the ocean floor 3.2 billion years ago carry unmistakable evidence of oxygen.
Loading
Plant Biology: October 2015
Calendar
- 29 Sep: NASA SpaceX Crew-1: Preview Briefings and Interviews
- 29 Sep: Webinar: Exploring Maryland's Significant Contributions to NASA's Mission
- 29 Sep: EngageSpace
- 29 Sep: Webinar: Designing Research Campaigns for Biological and Physical Sciences in Space
- 29 Sep: Webinar: Designing Research Campaigns for the Next Decade of Biological & Physical Sciences in Space
- 30 Sep: Hearing: NASA Missions and Programs: Update and Future Plans
- 30 Sep: Lunar Science Workshop: Planetary Protection/PSR Classification
- 1 Oct: Aerospace Safety Advisory Panel Meeting
- 2 Oct: NASA International Space Apps Challenge
- 6 Oct: Seeking Strategic Advantage: How Geopolitical Competition and Cooperation are Playing Out in Space
- * Submit Your Event | More Events *
Recent Articles
Masthead
Tip your editors
tips@spaceref.com