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Topic: Microbiology

Resource Grade Level Media Type
Caves: Extreme Conditions for Life  

Caves: Extreme Conditions for Life
This video segment adapted from NOVA raises the provocative idea that if life can exist in the most extreme environments on Earth — such as in dark, toxic caves — then perhaps living things can also survive in harsh environments on other planets.

6-12 QuickTime Video
The Common Genetic Code  

The Common Genetic Code
Paul Nurse describes his research that showed that humans share some genes with organisms as different from us as simple brewer's yeast. Footage from Secret of Life: "Immortal Thread."

9-12 QuickTime Video
Deep Sea Vents and Life's Origins  

Deep Sea Vents and Life's Origins
Deep-sea vents are home to strange, luminescent life forms that thrive through chemosynthesis. This video segment from NOVA: "Volcanoes of the Deep" hypothesizes life's beginnings in this extreme environment.

3-12 QuickTime Video
Dengue Virus Invades a Cell  

Dengue Virus Invades a Cell
In this visualization adapted from the University of Massachusetts Medical School, discover the role that dengue viral proteins play in a human cell as the virus prepares to replicate.

9-12 QuickTime Video
Double Immunity  

Double Immunity
Dr. Stephen O'Brien of the National Cancer Institute discovers a 700-year-old mutation that makes a person resistant to HIV infection. From Evolution: "Evolutionary Arms Race."

9-12 QuickTime Video
E. O. Wilson: Ants and Ecosystems  

E. O. Wilson: Ants and Ecosystems
This segment is from an interview with ant specialist and biologist E.O. Wilson, filmed for Evolution: "Evolutionary Arms Race."

9-12 QuickTime Audio
Evolving Ideas: Why Does Evolution Matter Now?  

Evolving Ideas: Why Does Evolution Matter Now?
In this video from Evolution, an exploration of multi-drug resistant tuberculosis in the Russian prison system highlights one reason it is important to understand evolution.

9-12 QuickTime Video
HIV Immunity  

HIV Immunity
Although repeatedly exposed to HIV, Steve Crohn's blood cells were never infected. Dr. David Ho investigates in this video segment from NOVA: "Surviving AIDS."

9-12 QuickTime Video
Ingredients for Life: Water  

Ingredients for Life: Water
This video segment adapted from NOVA goes on a whimsical journey in search of life forms thriving in extreme conditions on Earth and in outer space. Animations show ice on Jupiter's moon, Europa, and signs that water once existed on Mars.

3-12 QuickTime Video
Life Before Oxygen  

Life Before Oxygen
This Interactive NOVA: "Earth" video segment looks at ancient organisms that lived anaerobically, the origins of photosynthesis, and the new forms of life this process made possible.

3-12 QuickTime Video
Microbe Clock  

Microbe Clock
In this Evolution Web feature, learn how mutation and fast reproductive rates can allow deadly microbes to outpace medical breakthroughs.

9-12 Flash Interactive
Romiya Glover  

Romiya Glover
In this video from Science City, meet Romiya Glover, a chemist who develops products for HIV/AIDS testing. She describes the multidisciplinary nature of her job, how she decided to go into science, and how her work benefits others.

6-12 MPEG 4 Video
RNAi Discovered  

RNAi Discovered
In this video segment adapted from NOVA scienceNOW, learn how RNAi, a mechanism that has evolved in cells to prevent viral infection, was discovered and how it works.

9-12 QuickTime Video
Simple Solutions  

Simple Solutions
Amy Smith is an engineer who designs simple and inexpensive solutions to real-world problems. This video produced for Teachers' Domain features her innovative design for testing the safety of drinking water in the developing world.

3-12 QuickTime Video
Talking Bacteria  

Talking Bacteria
In this video segment adapted from NOVA scienceNOW, microbiologist Bonnie Bassler shares her discovery that bacteria coordinate group activity by communicating through chemical signals.

6-12 QuickTime Video