Astronomy Biology Primary Social Sciences 
Futurum
APRIL 12, 2023
When I was younger, I always loved math and science. I was especially interested in meteorology and astronomy – I love everything to do with the sky and weather. I soon realised I was more interested in biology because you can see the systems you are working with, so I switched degrees.
Stephen Wolfram
JANUARY 31, 2023
This is therefore not a fact peculiar to astronomy; reversibility is a necessary consequence of all mechanistic hypotheses. Experience provides on the contrary a number of irreversible phenomena. For example, if one puts together a warm and a cold body, the former will give up its heat to the latter; the opposite phenomenon never occurs.
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