There are 15 main theories in physics, and we know all of them. If there weren't a finite number of theories, there would not be a point to physics.
You need to be curious, competitive, creative, stubborn, self-confident, skeptical, patient and be lucky to win a Nobel.
Global warming has become a new religion. We frequently hear about the number of scientists who support it. But the number is not important: only whether they are correct is important. We don't really know what the actual effect on the global temperature is. There are better ways to spend the money.
'Incontrovertible' is not a scientific word. Nothing is incontrovertible in science.