No, it is not possible to directly change the helium of the sun to hydrogen. The sun naturally produces helium through nuclear fusion reactions, and changing it back to hydrogen would require immense amounts of energy and complex processes.
In the sun, hydrogen is fused together to form helium through a process called nuclear fusion. This process releases energy and creates the light and heat that we receive from the sun. However, the reverse process of converting helium back to hydrogen is not feasible or practical.
Currently, we do not have the technology or capability to artificially change the helium of the sun to hydrogen. The processes that occur in the sun are incredibly complex and require extreme conditions of heat and pressure that we cannot replicate on Earth.
Yes, changing the helium of the sun to hydrogen would have a significant impact on life on Earth. The sun's energy output and heat would change, potentially causing drastic changes in climate and the overall balance of our planet's ecosystem.
While there is ongoing research on nuclear fusion and the processes that occur in stars like the sun, the focus is not on converting helium to hydrogen. Instead, scientists are working on harnessing the energy produced by nuclear fusion for sustainable energy sources on Earth.