You need the Flash Player version or higher and a JavaScript enabled browser to view this site

Genetics: Using DNA Evidence to Solve Crimes

Related Article: Learn more about genetic science.

DNA is present at every crime scene. It's more likely to be left behind than fingerprints.

browse videos in
genetic science

Health and Well-Being Improves (3:17)

Health and Well-Being Improves; Genetically Modified Crops Contribute to Quality of Life. Biotech benefits contribute to the health and well-being of farm families and their communities. Two experts and farmers from eight countries discuss specific... More »

Use of Recombinant DNA Benefits Ag (2:01)

Use of Recombinant DNA Benefits Agriculture; Farming Is More Dependable Says Watson. Dr. James Watson -- 1962 Nobel Prize recipient for discovery of the double-helical structure of DNA -- shares his support for the application of recombinant DNA... More »

Lizards in Love: The Genetics of Self Sacrifice (1:19)

A lively, informal look at animal research by scientists from UC-Santa Cruz. They studied a common lizard species and found that slight genetic variations (as revealed by different throat colors) make a big difference in behavior. Credit: National... More »

Gene Therapy (4:08)

Watch this video about genetic advances on HowStuffWorks. Gene delivery and synthesis technology deliver genetic material directly to the cells that need it most, and thus have better and more immediate results. See how Kinovate works in this video... More »

Advanced DNA Extraction for Animals (1:49)

Watch this video about genetics in horses on HowStuffWorks. Breeding horses is big business and owners must keep very careful records of each horse's genealogy. See how horse DNA and genetics work in this video from UC Davis' NewsWatch.

recently added

Discovery News: Tech: Synthetic Biology (2:32)

Biologist J. Craig Venter helped crack the human genome. His next goal: create life. Jorge Ribas talks to him about the promise and perils of synthetic biology.

World Science Festival: Francis Collins (2:01)

Watch as Dr. Kiki interviews Francis Collins, director of the Human Genome Project. Check out the rest of the Science Channel's "World Science Festival" series to learn more about the future of science.

NextWorld: NeuroGenesis (2:21)

Would you like to be able to learn a new language like you could when you were a child? It will be possible in the future, but there may be some disadvantages. Learn more in this video from Discovery Channel's "NextWorld" series.

NextWorld: Mapping the Genome (1:09)

What's in store for our genetic future? Scientists have mapped the human genome and are making breakthroughs everyday. Learn more in this video from Discovery Channel's "NextWorld" series.

Human Mutants: Mutant Human Organs (2:34)

This Discovery Channel clip shows the inside organs of a conjoined twin and how the position of the organs is reversed.

Human Mutants: Balding (1:19)

Balding is caused by high testosterone levels, which interact with balding genes. Check out this video from Discovery Channel to learn more about balding.

Extreme Bodies: Two Infants with One Brain (2:50)

On Discovery Channel's "Extreme Bodies," meet Tatiana and Krista Hogan, two infants who are joined at the head and share one brain.

Extreme Bodies: Successful Conjoined Twins Separations (1:57)

In this clip from "Extreme Bodies" on Discovery Channel, meet several sets of conjoined twins that were all successfully separated.

Extreme Bodies: Sharing One Brain (2:59)

For the first time conjoined twins Lori and George Schappell are getting an MRI to investigate possible shared brain activity. Learn more about conjoined twins on Discovery Channel's "Extreme Bodies."

Extreme Bodies: Separating Cranial Conjoined Twins (2:18)

In 2006 Tatiana and Krista Hogan were born joined at the head. They provide an extraordinary opportunity for medical research, and in this clip from "Extreme Bodies" on Discovery Channel, we investigate the possibility for separation.