After world war 1 (i need 20 characters)
For the mummys they took the brain out threw the nose because they thought the only important part in the mummy so they only the heart because they thought the heart did everything so they put the heart in a cinopic jar and put it back in the mummy so that the mummy can have a afterlife. I hope this is what u meant.
Scientists should definitely use evidence - and they collect this evidence though especially designed experiments. Based on their data and assumptions they build models which they then test, but they can base their conclusions based on the models too.
What they should not do is based the conclusions on opinions, because opinions are not imparcial- they can state them as opinions, but not as conclusions.
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Money is the sole motivator for workers...
Always. Quadrilaterals are not always parallelograms, but parallelograms are defined as quadrilaterals with two sets of parallel sides.