Howard Hughes Medical Institute
Hhmi: Bio Interactive: Galapagos Creatures
Creatures seen by Charles Darwin. [0:24]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: From Fertilization to Egg Laying in C. Elegans
A close-up look of the fertilization of the C. elegans oocyte. [1:12]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Neuroscience: The Cochlea
Watch how sounds affect the cochlea inside the human ear in this narrated animation. [1:30]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Obesity: How a Heart Attack Occurs
A concise explanation and animation of the coronary events leading to a heart attack or stroke. [0:37]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Sex Determination: Meiosis
See how an X or Y chromosome carried by a sperm cell, determines the sex of the offspring in this video. [5:52]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Great Discoveries in Science: The Double Helix
The Double Helix is the story of the scientists and evidence involved in one of the most important scientific quests of the 20th century: the discovery of the structure of DNA. [16:53]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Great Transitions
This series of three videos from the Howard Hughes Medical Institute explore major transitions in the history of life on earth. Videos cover the evolution of fish, reptiles that evolved to birds, and the origin of humans.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Which Balloon Has Hydrogen?
Discovery how chemical reactions can fuel scientific discovery. [5:55]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Obesity: Body Mass Index
This animation demonstrates how body mass index affects the degree of obesity in an average height human male. [1:21]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Using P53 to Fight Cancer
Watch this narrated animation which explains a breakthrough procedure using the protein p53 to fight cancer. [1:01]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Human Embryonic Development
A video showing the development of human embryonic cells. Learn how cells specialize from stem cells to produce all the tissues of the body. [2:18]
Howard Hughes Medical Institute
Hhmi: Biointeractive: Obesity: Ppar Gamma Activation in the Fat Cell
This animation demonstrates how a PPAR-gamma receptor activates the genes in a fat cell, resulting in fat storage and hormonal changes. [2:48]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Life Cycle of Malaria, Part 2
In this lifelike narrated animation, watch what happens inside a mosquito when the malaria parasites reproduce and travel to the salivary glands, ready to infect another human host with the next bite. [4:00]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Polyp Removal
A close-up look at the removal of a polyp. [0:36]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Popped Secret: The Mysterious Origin of Corn
Go on a journey in this video to find out the origins of corn. This video explores the genetic changes that happened to transform teosinte, a wild grass, into corn. The video pauses at three points for embedded quizzes. [17:51]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Salmonella Infection Demonstration
A demonstration of the effects of Salmonella on a cell. [1:20]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Salmonella Video
An up-close look at Salmonella. [0:37]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Size Analogies of Bacteria and Viruses
Comparisons of bacteria and viruses with standard cells. [1:43]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: South Africa: St. Mary's Hospital
A first-hand look of how a hospital in Africa is coping with AIDS and HIV.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: South Africa: Traditional Healers
A first-hand account of AIDS and HIV in South Africa. [2:19]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: South Africa: Whizz Kids
A first-hand look at HIV/AIDS in South Africa. [3:05]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Mosquito Life Cycle
A brief video explaining the life cycle of the mosquito. [1:16]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Origin of Species: The Beak of the Finch
Learn about the evolution of the finch species on the Galapagos Islands in this video. Students can test their understanding of the concepts by answering the embedded quizzes. [15:54]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Watson Constructing Base Pair Models
See James Watson reenact his discovery of the base pairs that form the double helix structure of the DNA molecule. [1:42]