China Discovers World's First Coral Reef Blue Hole | A Rare Ocean Breakthrough | WION

Lo despreciaron y ahora él salva vidas en el terremoto de Venezuela. #documentales #tsunamielperro #terremoto

New footage shows NASA astronaut Christina Koch training ahead of her Artemis II mission earlier this year. Astronauts use underwater training because the buoyancy of water creates a near-weightless environment where they neither sink nor float, allowing them to rehearse spacewalks and build muscle memory for handling equipment in space. 🎥 @achintyabairat #nasa #christinakoch #space #artemis

🐋 Orca's Gentle Encounter with a Sea Turtle | A Rare Ocean Moment #short #sea #orca