DNA Testing · 4 min read
Are Crooked Teeth Genetic?
If your parents have a crooked smile, can they pass them on to you? Let's find out if crooked teeth are genetic and whether there's anything you can do about them.
Ada Sandoval · Jul 20, 2021
DNA Testing · 5 min read
How Similar Is Human DNA to Chimpanzee DNA?
Humans and chimpanzees share most of their DNA, yet the differences matter more than the overlap. Here's what the actual science says about our genetic relationship.
Kelly Brown · Mar 2, 2021
DNA Testing · 4 min read
How Long is Human DNA?
Every cell in your body stores about two meters of DNA. Here's how scientists measure that length and how your cells fold it to fit inside a microscopic nucleus.
Kelly Brown · Mar 2, 2021
DNA Testing · 1 min read
How Do Humans and Bananas Share DNA?
Humans and bananas share some of the same genes, but the real story is more nuanced than the popular '60 percent' claim. Here's what the science actually shows.
Kelly Brown · Feb 18, 2021
DNA Testing · 5 min read
Which DNA Test Is the Most Private? How We Think About DNA Data Safety
No consumer DNA test is fully private. 23andMe, AncestryDNA, and Sequencing.com offer the strongest combination of consent controls, deletion tools, and account security — but each comes with tradeoffs you should understand before you buy.
Ada Sandoval · Feb 18, 2021
DNA Testing · 3 min read
Nebula Genomics Review (2026): What Happened and What To Use Instead
Nebula Genomics shut down in February 2025. This page explains what happened, what former customers should do with their data, and which whole-genome sequencing alternatives are worth buying now.
Ada Sandoval · Dec 4, 2020
DNA Testing · 3 min read
Can You Get DNA From Ashes?
Did you know there's a way to get DNA samples from bones or cremated remains? Discover how the science behind it works — and what benefits and risks can come from it.
Cristine Santander · Dec 2, 2020
DNA Testing · 4 min read
DNA Testing for Twins
Some twins look identical — do they have the same DNA? What do a twin's DNA results look like? Read the fascinating truth about DNA tests and twins.
Kelly Brown · Dec 2, 2020
DNA Testing · 6 min read
Facts About Human Chromosomes
What are chromosomes and how many should humans have? Together, we'll explore this genetic concept and why it matters.
Cristine Santander · Oct 2, 2020
DNA Testing · 7 min read
Why Do Some People Marry Within the Same Group: This is Endogamy
Endogamy is the practice of marrying within the same group. Learn what it is, why some communities follow it, and how it can affect ancestry and health.
Kelly Brown · Oct 2, 2020