Author

Dong-hyun Kim

Dong-hyun Kim is a staff writer at Biology Insights specializing in the physical sciences. Living in Las Cruces, New Mexico, he worked in editorial production for scientific journals before turning to full-time science reporting. He applies his academic background in physics to explain fundamental concepts such as atomic structure, radiation, and physical scale. Kim graduated from SUNY Oswego with a BS in physics.

What Did JJ Thomson Contribute to the Atomic Theory?
How to Draw Matter: Solids, Liquids, Gases & More
What Atom Has No Charge? Explaining Atomic Neutrality
What Is the Center of an Atom Called?
How Many Calories Does Uranium Have?
What Is a Nanogram and How Small Is It?
How Much Atomic Mass Units (AMU) Does a Proton Have?
What Is the Half-Life of Uranium?
Are Humans Matter? A Scientific Look at Our Physical Existence
What Does the 218 in Polonium-218 Represent?
Are the Number of Protons and Neutrons the Same?
What Does Tritium Look Like and Why Does It Glow?
Is Energy an Element, Compound, or Mixture?
What Is the Heaviest Material in the World?
What Is the Smallest Molecule in the Universe?
How Much Is Helium-3 Worth?
What Is a Monatomic Gas? Definition and Examples
What Does Atomic Mean? The Building Blocks of Matter
What Has a Positive Charge? From Protons to Ions
Who Discovered Radioactive Decay?
What Are the Physical and Chemical Properties of Matter?
Who Studies the Fission and Fusion of Atoms?
What Is a Nuclear Symbol and What Does It Show?
Why Is the Nucleus Positive in Charge?
Are Diamonds Radioactive? The Science Explained
What Are the Three Parts of an Atom?