C coupling reactions have received great research interest. In particular, the deoxygenative homocoupling of benzyl alcohols ...

The deepest layer is a solid iron ball, about 1,500 miles (2,400 kilometers) in diameter. Although this inner core is white hot, the pressure is so high the iron cannot melt. The iron isn't pure ...

In other words, these were asteroids that were on their way to becoming planets with a rocky crust and a molten iron core, much like the Earth is now. Many of these giant asteroids were later ...