Why Earth's Outer Core is liquid and Inner Core is Solid? The liquid iron and nickel in the outer core move around soild inner core like a dynamo, creating Earth's magnetic field. This geomagnetic force protects us from harmful solar radiation and guides navigation. #Geoscience #EarthScience #InstaScience #upsc #reelsinstagram | Rohan Tyagi

72K views · 712 reactions | #VantageOnFirstpost: Scientists reveal that Earth's inner core, a hot, solid metal ball, is changing shape. The inner core, about 70% the size of the Moon, is deforming at its outer boundary. This shift raises concerns about potential changes to Earth's magnetic field, sparking new worries about the planet's stability. How worried should you be? And why is the core changing in shape? Palki Sharma tells you more. | Firstpost | Facebook