Author

Samuel Larsen

On the biology desk at Biology Insights, Samuel Larsen is a staff writer with a focus on skin biology. He worked as a laboratory technician, then reported on general health news for print outlets. Larsen studied biology in college, where he examined the cellular mechanics behind tissue repair.

Why Do People Have Beauty Marks? The Causes & Meaning
Why Do Cowlicks Happen? The Science Behind Hair Patterns
Do Plucked Hairs Grow Back? The Science Explained
Why Tanning Is Good: The Science Behind Sun Exposure
Why Is Women’s Skin Softer Than Men’s?
Why Is Pubic Hair So Curly? The Science Explained
Can Dark Skinned People Blush? The Science Behind It
Why Do Some People Look Younger Than Their Age?
Why Are My Scars Brown? A Biological Explanation
What Actually Turns Hair White? The Science Explained
Can You Tan Your Palms? The Science Explained
Why Do Some People’s Hair Turn White Instead of Gray?
Does Cold Weather Make Your Skin Lighter?
Why Do Wounds Itch When They’re Healing?
Why Do People Have Freckles: Causes Explained
Why Is My Hair Not Grey at 60? The Science Explained
What Actually Happens If You Pluck a Hair?
How long does skin take to regenerate?
Why Are White Hairs Thicker and Coarser?
What Happens If You Pick Off a Scab?
Why Is My Skin Not Tanning? Top Biological Reasons
How Long in the Sun to Tan: UV, Skin Tone & Time
What Happens to Skin Without Sunlight?
Why Does Older People’s Skin Tear So Easily?
When Do Women Start Greying and Why?
Why Do Birthmarks Grow Hair? The Science Explained
How Does a Tan Go Away? The Science of Fading
Why Did My Hair Become Curly? The Science Explained
What Happens If You Eat Your Skin?
Why Do Girls Have Mustaches? The Science Explained