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NASA ScienceCasts Narrators

Voices of NASA Science - Hakeem
Voices of NASA Science - Eldora
Voices of NASA Science - Sandra
Voices of NASA Science - Michelle
Voices of NASA Science - Dwayne
Voices of NASA Science - Bob
Voices of NASA Science - Andre
Voices of NASA Science - Mike
Shining Laser Light on Earth’s Forests
Earth, ISS
Apr 30, 2019
The Global Ecosystem Dynamics Investigation (GEDI) on the space station beams laser light down to Earth to reveal the height and density of trees and vegetation.
A Chip Off the Old Block
ISS
Apr 18, 2019
Living 3D versions of human organs called Tissue Chips are being sent to the International Space Station to be studied in microgravity.
A Successful Mission Starts With Nutrition
ISS
Apr 3, 2019
The relationship between a successful exploration mission and balanced nutrition is vital in the extreme vastness of outer space.
A Successful Mission Starts With Nutrition Poster
Enjoying the Geminids From Above and Below
ISS, Sky Watching, Meteor Showers
Dec 13, 2018
The Geminids meteor shower will be viewed from above by the Meteor camera on the International Space Station, as well as from below by sky watchers on Earth.
Enjoying the Geminids From Above and Below Poster
The In-Space Refabricator
ISS
Nov 19, 2018
The Refabricator on the International Space Station is a hybrid 3D printer that can also recycle materials to make new items.
The In-Space Refabricator Poster
Sweating Can Be Cool
Earth, ISS
Oct 5, 2018
NASA's ECOSTRESS mission is studying how plants sweat, providing detailed measurements of plant temperatures from space.
Sweating Can Be Cool Poster
Reach For It
ISS
Oct 2, 2018
During the Year of Education on Station, NASA astronauts Joe Acaba and Ricky Arnold have shared their love of STEM and their passion for teaching.
Reach For It Poster
Thinking Inside the Box
ISS
Sep 26, 2018
Gloveboxes on the ISS allow for experiments on materials that you wouldn't want escaping into the station's enclosed space.
Thinking Inside the Box Poster
Follow the Sun
Earth, Sun, ISS
Aug 16, 2018
The TSIS instrument on the International Space Station is continuing NASA's 40-year record of tracking the Sun's radiant energy.
Follow the Sun Poster
An Intersection of Art and Science on the Station
ISS
Jul 16, 2018
The WORF and the optical quality window on the station are a perfect blend of art and science, allowing for Earth science research and amazing high-resolution photos of the Earth.
An Intersection of Art and Science on the Station Poster
Cool Science on the International Space Station
ISS
May 16, 2018
NASA researchers are creating a spot colder than the vacuum of space inside the International Space Station.
Cool Science on the International Space Station Poster
The Sweet Smell of Life Support
ISS
Apr 3, 2018
The International Space Station is a testbed for technologies that will allow astronauts to live comfortably during long journeys into the solar system.
The Sweet Smell of Life Support Poster
The Power of Studying Combustion on the ISS
ISS
Mar 13, 2018
Scientists are learning more about combustion through a series of experiments on the International Space Station.
The Power of Studying Combustion on the ISS Poster
An Out of This World Research Lab
ISS
Dec 4, 2017
The International Space Station is more than just a bright light in the night sky. It is also an out-of-this-world research laboratory.
An Out of This World Research Lab Poster
A Display of Lights Above the Storm
ISS
Oct 10, 2017
Transient Luminous Events (TLEs) are flashes and glows that appear above storms and are results of activity occurring in and below those storms. Researchers are working to better understand lightning and thunderstorms, how they form and develop over time, and why storms produce different TLEs in... Read More
A Display of Lights Above the Storm Poster