The universe is full of space phenomena, such as dark matter, dark energy, and the beginning of the universe. Read what astronomers and space scientists have discovered about these amazing wonders--and what they have yet to learn.
Author Biography
D. J. Ward entered college to study radio and television but quickly found his true passion was for science. He finished with a master's degree in geology. After working as a geologist for seven years, D. J. became a high school science teacher and has been teaching ever since. The classes he teaches are physics, astronomy, geology, and earth science. D. J. lives in Elizabeth, Colorado, with his wife and two boys. He like to play basketball, hike in the mountains, and play bass guitar.
