But because of the immense pressure at the core, the inner core is fairly rigid. Its ability to flow slowly can be compared to cold taffy. The inner core consists mainly of crystallized iron and nickel. However, the outer core is truly liquid. This is the first time a man-made satellite has orbited such a small body.
Asteroids are relatively unknown objects in our solar system.
This is because their small sizes and large distances make them difficult to study. It is one of a group of asteroids known as near-Earth asteroids, asteroids that come within 121 million miles of the sun, thus bringing them closer to Earth. Dyslexia Possibly Linked to Brain's Sound System Scientists studying dyslexia have a new belief that dyslexia could be linked to troubles in the area of the brain's sound system. This system is crucial for identifying sounds in speech. In studies they have found that the people with reading disabilities had trouble with briefly heard sounds on the part of the test where they had to discriminate between pairs of sounds.