This story appears in the July 2019 issue of National Geographic magazine. Rapid advancements in spaceflight occurred during the space race between the U.S. and the Soviet Union. Ballistic ...

Start building artificial ocean platforms for fun and profit—and geopolitics.

© 2025 American City Business Journals. All rights reserved. Use of and/or registration on any portion of this site constitutes acceptance of our User Agreement ...

© 2025 American City Business Journals. All rights reserved. Use of and/or registration on any portion of this site constitutes acceptance of our User Agreement ...