
Some scientists, such as chemists, choose laboratory work. Others, such as astronomers and microbiologists, use technology to explore new worlds from a distance. Volcanologists, however, put themselves in real peril to learn more the forces inside Earth that create seismic and...

Some scientists, such as chemists, choose laboratory work. Others, such as astronomers and microbiologists, use technology to explore new worlds from a distance. Volcanologists, however, put themselves in real peril to learn more the forces inside Earth that create seismic and...