As farming became more productive, more people were able to practice soil conservation move from place to place spend more time farming engage in manufacturing

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

The cluster of developing cells from conception until birth is called an

What is the farthest destination to date for a human spaceflight mission?