Accounts Quote by Claude Bernard

The history of science shows that theories are perishable. With every new truth that is revealed we get a better understanding of Nature and…

— Nikola Tesla

Science is a cemetary of dead ideas.

— Miguel de Unamuno

“Science is an ongoing process. It never ends. There is no single ultimate truth to be achieved, after which all the scientists can retire.”

— Carl Sagan

Science is built up of facts, as a house is with stones. But a collection of facts is no more a science than a…

— Henri Poincare

[we see that] science is eminently perfectible, and that each theory has constantly to give way to a fresh one.

— Jules Verne

Moreover, in the experimental sciences, the scientific fraternity must test a new theory to destruction, if possible.

— Peter D. Mitchell

Science is built up of facts, as a house is built of stones; but an accumulation of facts is no more a science than…

— Henri Poincar

Well-established theories collapse under the weight of new facts and observations which cannot be explained, and then accumulate to the point where the once…

— Al Gore

What is believed to be a fact is only a fact until another fact supersedes it. Science is only a fashion. Nothing more.

— Robert Rankin

Science is as yet in its infancy, and we can foretell little of the future save that the thing that has not been is…

— John B. S. Haldane

“Science advances one funeral at a time. Only when one generation passes away do new theories have a chance to root out old ones.”

— Yuval Noah Harari

Theories crumble, but good observations never fade.

— Harlow Shapley