Make science Christmas ornaments for your Christmas tree or holiday decorations using chemical reactions, crystal growing, and more. Science Christmas Ornaments You Can Make This entry was posted on December 10, 2024 by Anne Helmenstine (updated on December 27, 2025)
Learn about the Golgi apparatus in cell biology. Get the definition and discover the organelle's structure, location, and functions. Golgi Apparatus – Definition, Structure, Function This entry was posted on November 23, 2024 by Anne Helmenstine (updated on May 19, 2026)
Learn what a nova is. Get facts about novae and supernovae, including how they form, the difference between them, and famous examples. What Is a Nova? Novae and Supernovae This entry was posted on November 22, 2024 by Anne Helmenstine (updated on July 29, 2026)
Get the periodic table definition and learn what a periodic table is in chemistry, how it is organized, its history, and its importance. Periodic Table Definition – What Is a Periodic Table in ... This entry was posted on November 21, 2024 by Anne Helmenstine (updated on January 6, 2026)
Get fermium facts. Learn about the discovery, properties, sources, and uses of the element with symbol Fm and atomic number 100. Fermium Facts – Element Fm or Atomic Number 100 This entry was posted on November 20, 2024 by Anne Helmenstine (updated on November 21, 2024)
Learn about surface tension in physics. Get its definition, units, formulas, examples, facts, and worked problems. Surface Tension – Definition, Examples, Formula This entry was posted on November 19, 2024 by Anne Helmenstine (updated on May 30, 2026)
Learn about superheating in physics, particularly in the case of water in a microwave oven. Discover how superheating works. Superheating – Water in a Microwave Oven This entry was posted on November 16, 2024 by Anne Helmenstine (updated on May 20, 2025)
Learn about Newton's third law of motion. Get its definition, explanation, examples, and worked physics problems. Newton’s Third Law of Motion in Physics This entry was posted on November 13, 2024 by Anne Helmenstine (updated on July 19, 2026)
Learn about bioluminescence. Get the definition, examples, and functions. Discover how bioluminescence works and evolved. Bioluminescence – Definition, Examples, Functions This entry was posted on November 12, 2024 by Anne Helmenstine (updated on August 25, 2026)