Lucky charms, beliefs that going under a ladder or opening an umbrella indoors brings bad luck, belief in talismans that ward off evil spirits, belief in the efficacy of prayer etc.
There are no scientific evidences for superstitious beliefs. Not only that, but there is no evidence of any kind for superstitious beliefs.
Superstitious beliefs are everywhere with us, it depends with the geographical location. For instance in Africa, folks believe that if a man is not accorded proper burial, then he will haunt the people.
superstation about comets and asteroid have scientefic base?why
All of them, that is why they are superstitions.
Superstitious beliefs are basically not proven and beliefs with scientific basis are beliefs that are proven to be true.
what is conclusion of superstitious beliefs
People hold a variety of superstitious beliefs and these vary across cultures. In some cultures, for example, it is considered bad luck to jump over a human being.
Check out the related link for a list of some superstitious beliefs and practices.
How scientific principles and superstitious beliefs contradict
How scientific principles and superstitious beliefs contradict
In science, some examples of superstitious beliefs include the belief in astrology influencing personality traits, the idea that black cats are bad luck, and the notion that breaking a mirror results in seven years of bad luck. These beliefs lack empirical evidence and are not supported by scientific principles.
An example of a superstitious belief is that spilling salt is bad luck. It originated because both spilling things and bad luck are fairly ordinary events and it is difficult to disprove the correlation.