Black Holes and the Earth from Space

Describe how black holes are believed to form. Assess the various tools and techniques that are used to study and observe black holes, as well as the ranges of the electromagnetic spectrum that are best suited for these studies

Astronomical applications of the Newgrange passage-grave/tomb.

This 5,500 word response goes into great detail on the Newgrange, Stone Age, passage tomb in Ireland. More specifically, the response discusses possible astronomical applications Newgrange may have, much similar to those of Stonehenge. It also talks about Newgrange's physical layout above and below ...