The "observable science" argument, as it is often presented in the context of evolution, the age of the Earth, and the Big Bang, is a common argument used by individuals who reject or question scientific consensus in these areas. It suggests that if something cannot be directly observed or replicated in a laboratory setting, it should be dismissed or regarded as less credible.
However, this argument misunderstands the nature of science and the scientific method. While direct observation and experimentation are valuable tools in scientific research, they are not the only means by which scientific knowledge is obtained or validated. Science also relies on inference, indirect evidence, and the synthesis of multiple lines of evidence to build a coherent understanding of natural phenomena.
In the case of evolution, the age of the Earth, and the Big Bang, the evidence supporting these scientific theories comes from various sources, including paleontology, genetics, geology, cosmology, and many other disciplines. Scientists have examined and continue to examine a vast array of evidence, including fossils, DNA, geological formations, cosmic microwave background radiation, and more.
For instance, in the case of evolution, the fossil record provides a wealth of evidence for the gradual development and diversification of life over millions of years. Genetic studies also offer insights into the relatedness of different species and their common ancestry. Similarly, the age of the Earth is determined through multiple dating methods, such as radiometric dating of rocks and minerals.
The Big Bang theory, which explains the origins of the universe, is supported by a range of observations, including the expansion of the universe, the cosmic microwave background radiation, and the abundance of light elements. These pieces of evidence collectively provide a consistent and coherent picture of the universe's early history.
It's important to recognize that scientific knowledge is not solely based on direct observation in a laboratory setting but also on a robust and interconnected body of evidence. The scientific community uses this evidence to develop theories that can explain and predict natural phenomena. While scientific theories are subject to revision in the face of new evidence, the consensus on concepts like evolution, the age of the Earth, and the Big Bang is strongly supported by a vast and diverse body of scientific research.