- Which Organisms Evolved Photosynthesis First? The Evidence
- What Was the First Life on Earth & How Did It Begin?
- What Came First, Plants or Animals?
- Who Was the First Person to Be Alive on Earth?
- How Were We Created? The Science of Human Origins
- When Did Prokaryotes Evolve? The First Life on Earth
- Which Were the Earliest Oxygen-Producing Life-Forms?
- Who Was the First Person to Ever Live?
- What Did Humans Look Like 2000 Years Ago?
- What Was the Most Important Gas Contributed by Stromatolites?
- Why Would Early Earth Have Been Toxic for Modern Day Animals?
- When Were Eyes Invented? The Evolution of Vision
- How Many Phyla Are There in the Tree of Life?
- Why Do We Have 10 Fingers? The Evolution of Pentadactyly
- What Is a Protosome? Key Developmental Features
- When Did the First Photosynthesis Evolve?
- Why Were Prokaryotes the First Cells on Earth?
- How Did the First Cell Form on Early Earth?
- David Raup: The Paleontologist Who Redefined Evolution
- When Did the First Eukaryote Evolve?
- LUCA Common Ancestor: What Was It and Where Did It Live?
- Embryonic Homology: What It Is and Why It Matters
- Did Life Start in the Ocean? Examining the Evidence
- Ape Man Science: The Study of Early Human Evolution
- What Was Darwin’s Dilemma and How Did Science Solve It?
- What Was the First Living Thing on Earth?
- Comparative Embryology: How Embryos Reveal Evolution
- Galapagos Evolution: The Theory of Natural Selection
- What the Dikika Discoveries Reveal About Human Origins