Emily Dawn Calandrelli is an American science communicator, engineer, author, and television presenter.

[6] In 2009, she was named to the USA Today all-academic team, won the Barry M. Goldwater Scholarship, and was voted Ms.

[8] As a Harvard NASA Tournament Lab visiting scholar, she assisted organizations in using crowdsourcing to solve technical challenges.

Her work at NASA included designing the simulation for the Phoenix Mars Lander's soil testing experiment, research on the use of lasers to reduce harmful emissions from jet engines, and developing chemical detection sensors.

[9] Calandrelli is a professional speaker and presents on the topics of space exploration, scientific literacy, and gender equality in STEM (science, technology, engineering, and mathematics).

[18] She has given presentations at Google, Pixar, MIT, Texas Instruments, and K-12 schools and universities across the United States.

[19] She was invited by the White House to perform educational science experiments at the Easter Egg Roll in 2023 and 2024.

[29][30][31] In April 2017, Calandrelli was nominated for an Outstanding Host in a Lifestyle/Children's/Travel or Family Viewing Program[32] daytime Emmy Award for her work on Xploration Station.