1: 1. Newton's Law of Gravitation: These coins capture the essence of Sir Isaac Newton's groundbreaking discovery on gravity. 2. Marie Curie's Radioactivity: Celebrate the brilliance of Marie Curie's research on radioactivity with these captivating coins. 3. Darwin's Theory of Evolution: These coins pay tribute to Charles Darwin's revolutionary theory that transformed our understanding of life's diversity.

2: 1. Einstein's Theory of Relativity: Unlock the universe's secrets with these coins inspired by Albert Einstein's theory of relativity. 2. Watson and Crick's DNA Discovery: Commemorate the unraveling of the DNA structure by James Watson and Francis Crick with these remarkable coins. 3. Galileo's Observations: Embrace Galileo's astronomical discoveries with these coins showcasing his intricate observations of the celestial world.

3: 1. Mendeleev's Periodic Table: Dive into the world of chemical elements with these coins honoring Dmitry Mendeleev's creation of the periodic table. 2. Fleming's Discovery of Penicillin: These coins pay tribute to Alexander Fleming's accidental discovery of penicillin, revolutionizing modern medicine. 3. Hubble's Deep Space Observations: Journey into the vastness of space with these coins inspired by Edwin Hubble's profound observations.

4: 1. Watt's Steam Engine: Celebrate the industrial revolution and James Watt's invention of the steam engine with these stunning coins. 2. Pasteur's Germ Theory: These coins honor Louis Pasteur's groundbreaking discovery of germs and their impact on health and disease. 3. Faraday's Electromagnetism: Electrify your collection with these coins influenced by Michael Faraday's fundamental work on electromagnetism.

5: 1. Roentgen's X-Ray Revolution: These coins capture Wilhelm Conrad Roentgen's pioneering discovery of X-rays, forever changing medical imaging. 2. Kepler's Laws of Planetary Motion: Appreciate Johannes Kepler's laws that govern planetary motion with these fascinating coins. 3. Archimedes' Buoyancy Principle: Dive into the brilliance of Archimedes' principle of buoyancy with these captivating coins.

6: 1. Franklin's Lightning Experiment: Celebrate Benjamin Franklin's daring experiment on lightning with these electrifying coins. 2. Planck's Quantum Theory: These coins pay homage to Max Planck's quantum theory, laying the foundation for our understanding of subatomic particles. 3. Curiosity's Mars Exploration: Embark on a Martian adventure with these coins inspired by NASA's Curiosity rover and its groundbreaking discoveries.

7: 1. Galvani's Animal Electricity: These coins highlight Luigi Galvani's experiments on animal electricity, leading to the concept of bioelectricity. 2. Salk's Polio Vaccine: Commemorate Jonas Salk's development of the polio vaccine, a monumental achievement in the field of public health. 3. Rontgen's Discovery of Cathode Rays: Unveil the mystery of cathode rays with these coins honoring Wilhelm Conrad Roentgen's significant discovery.

8: 1. Curies' Discovery of Radium: These coins pay tribute to Marie and Pierre Curie's groundbreaking discovery of radium, a key advancement in nuclear science. 2. Fleming and Florey's Penicillin Development: Commemorate the collaboration of Alexander Fleming and Howard Florey in developing penicillin with these exceptional coins. 3. Bernoulli's Principle of Fluid Dynamics: Ride the waves of fluid dynamics with these coins inspired by Daniel Bernoulli's principle.

9: 1. Mendel's Laws of Inheritance: Celebrate Gregor Mendel's pioneering work on inheritance through these coins, unveiling the secrets of genetic variation. 2. Ibn al-Haytham's Optics: These coins highlight Ibn al-Haytham's contributions to optics, paving the way for our understanding of light and vision. 3. Queen's University's Discovery of Stem Cells: Explore the revolutionary potential of stem cells with these coins in honor of Queen's University's scientific breakthroughs.