Immigration DNA Testing: What Families Should Know
How DNA testing fits into an immigration case, why the agency's instructions come first, and how U.S.-side collection works.
November 5, 2026 · 1 min read
What Happens If Someone Refuses a DNA Test?
If a parent or relative will not take a DNA test, here is what your options may look like — from conversation to a court-ordered test.
November 5, 2026 · 2 min read
Can a DNA Test Be Used for Child Support or Court?
Learn what makes a DNA test acceptable for child support, custody, and other court proceedings, and why chain of custody matters.
November 5, 2026 · 2 min read
Grandparent DNA Testing: When and How It Works
When an alleged father is unavailable, a grandparent DNA test may help. Here is how it works and what results can tell you.
November 5, 2026 · 2 min read
Sibling DNA Testing: Full vs. Half Siblings Explained
A sibling DNA test can help determine whether two people share one or both biological parents. Here is what to expect.
November 5, 2026 · 1 min read
Can a Father Get a DNA Test Without the Mother?
What alleged fathers should know about consent, legal and non-legal paternity testing, and when the mother's participation matters.
November 5, 2026 · 2 min read
What Is Non-Invasive Prenatal Paternity (NIPP) Testing?
NIPP testing can help establish paternity during pregnancy using a simple blood draw from the mother. Here is how it works.
November 5, 2026 · 1 min read
Grandparent, Sibling, and Aunt/Uncle DNA Tests Explained
When a parent is unavailable, relationship tests can help families understand how they are connected.
November 5, 2026 · 1 min read
How Mobile DNA Collection Works
Professional specimen collection at a mutually agreed-upon suitable public meeting location, with testing performed by a laboratory partner. Here is what to expect.
November 5, 2026 · 1 min read
Legal vs. Non-Legal Paternity Tests: Which One Do You Need?
Both tests use the same science. The difference is how the sample is collected and documented. Here is how to choose.
November 5, 2026 · 1 min read
Our articles are for general education and are not a substitute for legal or medical advice.