DNA Testing News

Read the latest DNA testing news and science.

The first human genetic blueprint just turned 20. What’s next?

As the master blueprint for building humans turns 20, researchers are both celebrating the landmark achievement and looking for ways to bolster its shortcomings. The Human Genome Project — which...
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How does cosmetic treatment impact hair alcohol and drugs tests

Cosmetic treatments:  Hair is a robust sample for testing drugs and alcohol and has 3 morphological regions; the cuticle, cortex and medulla. The cuticle is the outer part of the...
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How Scientists Stored a Movie Inside DNA

If you thought flash drives were small, wait until you see this: Researchers have encoded the data to make a short video into the DNA molecules of bacteria. They also...
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Colonizing Mars may require humanity to tweak its DNA

Genetic engineering may be a big part of our future on Mars. If humanity is ever going to settle down on Mars, we may need to become a little less human....
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Identical Twins Accumulate Genetic Differences in the Womb

DNA replication errors during cell division cause monozygotic twins to diverge from each other even during the earliest stages of development, a new study finds. Rather than having exactly the...
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COVID-19’s Effects on the Brain

Autopsy studies have yet to find clear evidence of destructive viral invasion into patients’ brains, pushing researchers to consider alternative explanations of how SARS-CoV-2 causes neurological symptoms. When epidemics and...
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We’re not prepared for the genetic revolution that’s coming

When humans’ genetic information (known as the genome) was mapped 15 years ago, it promised to change the world. Optimists anticipated an era in which all genetic diseases would be...
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The Promise of mRNA Vaccines

Long before Moderna’s and Pfizer’s COVID-19 shots, scientists had been considering the use of genetically encoded vaccines in the fight against infectious diseases, cancer, and more. Earlier this month, the...
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Identical twins don’t share 100% of their DNA

Identical twins form from the same egg and get the same genetic material from their parents — but that doesn't mean they're genetically identical by the time they're born. That's...
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