World facts
@ASTRONOMERSONLY · Post #198 · 09/24/2021, 04:02 PM
18th March 1965: Russian astronaut Alexei Arkhipovich Leonov becomes the first man to walk in space. #history @astronomersonly
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Source channel @googlefactss · Post #40050 · Nov 9
Project Habakkuk (1942): a British WWII plan to build massive “iceberg” aircraft carriers from pykrete (ice reinforced with wood pulp). Prototypes showed pykrete’s strength and slow melting, but the project was abandoned because of logistical, resource, and engineering challenges. 🧊🚢✈️🛠️💡 @googlefactss Read more -> [here] #WWII#History#Engineering#Pykrete#ProjectHabakkuk
@ASTRONOMERSONLY · Post #198 · 09/24/2021, 04:02 PM
18th March 1965: Russian astronaut Alexei Arkhipovich Leonov becomes the first man to walk in space. #history @astronomersonly
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