Discover how to make the Mentos and tonic water glow in the dark fountain using a black light. See how the project works. Mentos and Tonic Water Glow in the Dark Fountain This entry was posted on July 31, 2024 by Anne Helmenstine (updated on September 23, 2025)
Get Venus facts. Discover whether it is the hottest planet, how likely life is, and other fun facts about Venus, the second planet. Venus Facts – Second Planet From the Sun This entry was posted on July 30, 2024 by Anne Helmenstine (updated on March 11, 2026)
View science trivia questions and answers for chemistry, biology, physics, geology, astronomy, weather, and more. Science Trivia Questions and Answers This entry was posted on July 27, 2024 by Anne Helmenstine (updated on May 16, 2026)
Get bismuth facts. Discover the history, properties, uses, and sources of the element with symbol Bi and atomic number 83. Bismuth Facts – Bi or Atomic Number 83 This entry was posted on July 24, 2024 by Anne Helmenstine (updated on February 26, 2025)
Perform the Diet Coke and Mentos soda geyser experiment, discover how it works, and see easy substitutions for the original materials. Diet Coke and Mentos Soda Geyser This entry was posted on July 23, 2024 by Anne Helmenstine (updated on November 19, 2024)
Learn how to make a butane bottle rocket with either a soda or bottled water. Discover how it works and get ideas for substitutions. Butane Bottle Rocket Physics Experiment This entry was posted on July 20, 2024 by Anne Helmenstine (updated on March 17, 2026)
Try the egg in a bottle experiment using either of two easy methods. Discover the science behind the project. Egg in a Bottle Experiment – Two Easy Methods This entry was posted on July 17, 2024 by Anne Helmenstine (updated on April 8, 2026)
Explore edible science projects and food experiments, including ice cream recipes, color change chemistry, edible slime, and more. Edible Science Projects and Food Experiments This entry was posted on July 16, 2024 by Anne Helmenstine (updated on July 21, 2024)
Learn about shield volcanoes in geology. Get the shield volcano definition and examples and discover characteristics and hazards. Shield Volcano – Definition, Examples, Hazards Recently updated ! This entry was posted on July 13, 2024 by Anne Helmenstine (updated on August 22, 2026)