Karl Popper

some sceintists were bold in their ideas

demcration is vague

Marism was science but now it is no longer science

interested in philosiphical questions not scientific

Keple's laws seem to be true but aren't true

people can't say what is true

scientific statemenmust be falsifiable

scientists object the Popper's theory truth

natural selection didin't come through a process of falsification

logical positivism determin what kind of statement is verified

science&non science is how good or bad shown by its fertility

Enistein's theory of gravitation

Bold theory

Predictions were crucial

declared that this theory was false