The Most Difficult Science to Learn, Ranked

Choose the science you think is the most difficult!

Author: Gregor Krambs
Updated on May 11, 2024 06:26
Determining the complexity of different scientific disciplines can often be subjective and varies based on personal strengths and educational backgrounds. Some find the abstract concepts of one science challenging, while others may struggle with the practical applications of another. A ranked list based on collective opinions can serve as a guide to help potential learners understand which sciences might require more dedicated effort or additional resources to master. By aggregating votes from a diverse audience, this system not only highlights the sciences generally perceived as most challenging but also adapts to reflect the changing perceptions over time. Encouraging participation in voting not only provides current and future learners with valuable insights but also fosters a sense of community and shared knowledge among those interested in the field of science.

What Is the Most Difficult Science to Learn?

  1. 1

    Organic Chemistry

    The study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds, which include not only hydrocarbons but also compounds with any number of other elements.
    • Key Concept: Functional groups
    • Application: Pharmaceuticals
  2. 2
  3. 4

    Environmental Science

    An interdisciplinary academic field that integrates physical, biological and information sciences to the study of the environment, and the solution of environmental problems.
    • Key Concept: Sustainability
    • Application: Conservation efforts
  4. 5


    The branch of astronomy that employs the principles of physics and chemistry to ascertain the nature of the astronomical objects.
    • Key Concept: Black holes
    • Application: Exploration of the universe
  5. 8


    The study of microscopic organisms, such as bacteria, viruses, archaea, fungi, and protozoa.
    • Key Concept: Germ theory of disease
    • Application: Antibiotics
  6. 9

    Quantum Physics

    A branch of physics dealing with physical phenomena at microscopic scales, where the action is on the order of the Planck constant.
    • Key Concept: Wave-particle duality
    • Application: Quantum computing
  7. 10

    Theoretical Physics

    A branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain and predict natural phenomena.
    • Key Concept: String theory
    • Application: Unification of forces

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About this ranking

This is a community-based ranking of the most difficult science to learn. We do our best to provide fair voting, but it is not intended to be exhaustive. So if you notice something or science is missing, feel free to help improve the ranking!


  • 12 votes
  • 10 ranked items

Voting Rules

A participant may cast an up or down vote for each science once every 24 hours. The rank of each science is then calculated from the weighted sum of all up and down votes.

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More about the Most Difficult Science to Learn

Organic Chemistry
Rank #1 for the most difficult science to learn: Organic Chemistry (Source)
Many people find science challenging. One field, in particular, stands out as the most difficult to learn. It requires a deep understanding of complex concepts. This field often involves abstract theories. These theories can be hard to grasp. Students spend years mastering the basics. Even experts continue to learn throughout their careers.

The difficulty starts with the foundational principles. These principles are not always intuitive. They often defy common sense. This makes them hard to understand at first. Learning these basics is crucial. Without a strong foundation, advanced topics become impossible to tackle.

Mathematics plays a big role in this field. Equations and formulas are everywhere. They describe how things work. Many students struggle with the math involved. It requires precise calculations. One small error can lead to wrong conclusions. This adds to the challenge.

Experiments are another key aspect. They test theories and ideas. Conducting experiments requires careful planning. It also needs attention to detail. Results must be accurate. Any mistake can invalidate the findings. This makes the process demanding.

Reading and interpreting data is also tough. Data often comes in large amounts. Analyzing it requires skill and patience. Patterns are not always obvious. This adds another layer of complexity.

There is also a need for critical thinking. Students must question everything. They need to consider all possibilities. This involves a lot of mental effort. It can be exhausting.

The language used in this field is specialized. It has many terms that are not used elsewhere. Learning this vocabulary takes time. Understanding the terms is essential for progress.

Collaboration is common in this field. Working with others can be challenging. It requires good communication skills. Misunderstandings can slow down progress. Team members must be on the same page. This is not always easy to achieve.

Keeping up with new developments is crucial. This field evolves rapidly. New discoveries happen all the time. Staying updated requires continuous learning. It is a lifelong commitment.

Despite the challenges, many find this field rewarding. It offers the chance to solve big problems. It also provides a sense of accomplishment. The effort put into learning pays off. The skills gained are valuable. They can be applied in many areas.

In summary, this field is tough to learn. It demands a strong foundation in principles. Math skills are essential. Experiments and data analysis add to the difficulty. Critical thinking is a must. Specialized language and collaboration are also challenging. Keeping up with new developments requires ongoing effort. Yet, the rewards make it worthwhile. Many people dedicate their lives to mastering it. They find the journey fulfilling.

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