Large, uncontrolled space junk reentering Earth's atmosphere has the increasing potential to disrupt air travel, if affected ...

The above 40-second video is sped-up footage of the new-found jets flashing briefly near the Sun’s south pole. In reality, ...

Planet Earth is not a solid ball of rock, it's made up of different layers. The crust of the earth ... by heat energy from the hot core. The outer core is liquid iron and nickel and generates ...

Above the inner core is the outer core, a shell of liquid iron. This layer is cooler but still very hot, perhaps 7,200 to 9,000 degrees Fahrenheit (4,000 to 5,000 degrees Celsius). It too is ...

Whether it is plastic in the oceans, whether it is our emissions changing the atmosphere, changing the ozone layer, or whether it is our interactions with outer space, thinking outer space is just ...

Earth is surrounded by different layers of various gases ... This boundary, which separates the Earth’s atmosphere from outer ...