Direct air capture (IMAGE) Oregon State University Caption Scanning electron microscope images of the carbon capture titanium molecules before (left) and after (right) exposure to air. The molecules release oxygen gas upon capture of carbon dioxide, creating a spongelike substance that enables reactivity throughout the crystals, not just on the surface. Image provided by May Nyman and Karlie Bach, OSU College of Science. Credit May Nyman and Karlie Bach, OSU College of Science Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.