Answer:
Computers, the stethoscope, and the microscope.
Step-by-step explanation:
A recurring question when talking about space and space travel programs is whether it's worth it. Is it worth investing millions every year to develop technologies that can keep and send people to the ISS? Is it worth investing in a manned mission to Mars?
From a technological point of view, yes.
Each year, space agencies make great scientific discoveries and develop innovative technologies that eventually end up in the hands of other sectors that will help the population significantly. An example of this is the technologies developed for space travel that are used in the health field and help citizens of the world. These technologies are: computers, the stethoscope, and the microscope.