it's worth noting that phlogiston and aether are scientific concepts that have been largely discredited and superseded by more modern scientific understandings. Phlogiston was a theoretical substance proposed in the 17th and 18th centuries to explain combustion, but it was ultimately replaced by the oxygen theory. Aether was a hypothetical substance believed to fill the space beyond the Earth's atmosphere but was later abandoned in favor of more accurate models of the universe.
In modern scientific education, the focus is on teaching concepts that are supported by robust evidence, tested through experimentation, and accepted within the scientific community. Scientific curricula typically prioritize teaching well-established and widely accepted theories, models, and principles that reflect our current understanding of the natural world.
It's important to note that educational policies can be influenced by various factors, including societal and political considerations. However, decisions about curriculum content are generally made based on scientific consensus, educational best practices, and the goal of providing students with an accurate and up-to-date understanding of the scientific method and the natural world.