Earth is made up of several layers: the lithosphere, asthenosphere, lower mantle (also known as mesospheric mantle), outer core and inner core.

New research is reshaping how scientists understand the earliest days of Earth’s formation—suggesting that the deep interior ...

According to NASA the upper layer of Earth's atmosphere — the exosphere — extends up to 6,200 miles (10,000 km), above which the atmosphere and space blend.

Earth's ozone layer, an early symbol of global environmental degradation, is improving and on track to recover by the middle of the 21st century. Over the past 30 years, humans have successfully ...

Earth comprises four primary layers: an inner core at the planet's center, surrounded by the outer core, mantle, and crust. Thursday, Jul 10, 2025. New Delhi o C. Subscribe. Sign in.

Earth’s innermost layer is a 400-mile-wide ball of iron, new study suggests By Jackie Wattles, CNN 3 minute read Updated 10:35 PM EST, Tue February 21, 2023 Link Copied! This Blue ...