Get the fossil definition, as well as examples and types. Learn how fossils form and where to find them. Get a glossary of key terms. What Is a Fossil? Definition, Types, Examples This entry was posted on February 28, 2024 by Anne Helmenstine (updated on March 28, 2026)
Discover what would happen if the Earth stopped rotating either suddenly or slowly. Learn whether anyone could survive the event. What Would Happen If the Earth Stopped Rotating This entry was posted on February 27, 2024 by Anne Helmenstine (updated on May 6, 2025)
Get tungsten facts. Learn about the properties, history, uses, and sources of the element with symbol W and atomic number 74. Tungsten Facts – W or Atomic Number 74 (Wolfram) This entry was posted on February 25, 2024 by Anne Helmenstine (updated on June 11, 2024)
Learn about metamorphic rocks in geology. Discover how they form, the types, examples, and how to identify them. Metamorphic Rocks – Formation, Types, Examples This entry was posted on February 24, 2024 by Anne Helmenstine (updated on February 17, 2026)
Get the definitions and examples of anatomical terms of location, like anterior and posterior, dorsal and ventral, and human anatomy planes. Anatomical Terms of Location: Anterior vs Posterior and Dorsal vs ... This entry was posted on February 21, 2024 by Anne Helmenstine (updated on September 13, 2025)
Learn about the parts of the brain and their functions. Get a diagram of human brain anatomy and key facts about this important organ. Parts of the Brain and Their Functions This entry was posted on February 20, 2024 by Anne Helmenstine (updated on August 4, 2026)
Get tin facts. Tin is the element with atomic number 50 and element symbol Sn. Learn about its properties, uses, sources, and health effects. Tin Facts – Sn or Atomic Number 50 This entry was posted on February 18, 2024 by Anne Helmenstine (updated on February 26, 2025)
Discover why moths are attracted to light. Learn about the theories of insect phototaxis and the experiments that test them. Why Are Moths Attracted to Light? Insect Phototaxis This entry was posted on February 17, 2024 by Anne Helmenstine (updated on July 15, 2026)
Learn about sedimentary rocks in geology, including their origin, properties, and classification. Get examples and identification tips. Sedimentary Rocks This entry was posted on February 14, 2024 by Anne Helmenstine (updated on August 1, 2026)