Musician Kenichi Kanazawa's 'Colour Sound' video offers a glimpse into how sound waves interact with the world around us.
Inge Lehmann, who is honored Wednesday with a Google Doodle, made a name for herself at a time when there were few women scientists. Yet her rigorous observations of earthquake movements allowed her to glimpse the nature of the Earth's core.
Space photos use infrared and ultraviolet light sensors to show us planets in our solar system and distant galaxies. That means the photos we see have to be artificially colored to give a sense of what those objects might look like to human eyes.