Mary Vaux Walcott was known as the Audubon of botany for her illustrations of North American wildflowers.

Not only did Dr. Dorothy Hill do her own meticulous research in many of the fields within the discipline of geology but she also led the charge in standardizing the research and field work done by her colleagues in the Australian scientific community.

Following her father’s passion for mathematics and with his encouragement Dr. Marjorie Lee Browne would become one of the first African-American women to earn a doctorate in mathematics.

Fifty years ago, audiences met the crew of the Starship Enterprise when Star Trek premiered. The cast inspired a generation, including physician, dancer, and astronaut Mae Jemison.

The first woman member of the Atomic Energy Control Board of Canada, Sylvia Fedoruk also worked as a professor of oncology and associate member in physics at the University of Saskatchewan before being appointed chancellor of the school in 1986.

Joining the United States Department of Energy in 2003 Dr. Sunita Satyapal worked in the Fuel Cells Technology Program and was promoted to Director of the Fuel Cell Technologies Office in the Office of Energy Efficiency and Renewable Energy.

When Christy Edwards-Stewart was in the fifth grade, she watched an IMAX movie on the space shuttle. Sitting in the theater, she decided that she wanted to be a space explorer.

Before being appointed the Chief Technology Officer of the United States, Megan Smith has been trying to make the world a better place through science and invention.

Dr. Dawn Wright has traveled to 38 countries and has completed oceanographic fieldwork in geologically active regions including the East Pacific Rise, The Mid-Atlantic Ridge and the Tonga Trench. Oh, and this Chief Scientist at the Environmental Systems Research Institute is a self-professed Lego Maniac!

The first African-American to earn a degree in marine science from Texas A&M,  Dr. Ashanti Johnson has loved the ocean since an early age.