Howard Hughes Medical Institute
The Proteasome and Protein Regulation
What is a proteasome? Like tiny trash compactors inside cells, proteasomes turn worn-out proteins into reusable amino acids! Explore the topic with a presentation and embedded simulations. The resource includes a teacher's reference and...
Howard Hughes Medical Institute
Human Skin Color: Evidence for Selection
Skin color is controlled by at least six genes. Young scientists learn about skin colors through a documentary. They discuss the topics of pigment, natural selection, and vitamin D absorption. They apply their knowledge to higher order...
Howard Hughes Medical Institute
Small-Molecule Diversity
One way to study the microscopic is to make it macroscopic. Each slide of the lesson presentation presents a different molecular model along with a brief description of the compound's function. Learners use the information to build...
Howard Hughes Medical Institute
RNA Diversity
Messenger RNA, transfer RNA, and ribozymes ... the many faces of RNA. The structure of RNA makes it much more versatile than the very similar DNA. Learners view a slideshow presentation to learn all about the different forms and...
Howard Hughes Medical Institute
Test Your Knowledge of Sex Determination
Humans, fruit flies, and reptiles have their own rules where sex chromosomes are concerned. Scholars flip through a slide show offering an explanation of the chromosomes that determine the sex of different species. What is female in one...
Howard Hughes Medical Institute
Visualizing Gene-Expression Patterns
How do genetics gurus know so much about gene expression? See traits materialize before your very eyes using a presentation with embedded simulations. Science scholars develop an understanding of the techniques used to follow the work of...
Howard Hughes Medical Institute
Molecular Structure of Fat
Bad fat, good fat, trans fat, food fat—are all fats created equal? Get to the bottom of the types of fat with a well-crafted presentation. The resource covers adipose tissue, lipids, trans fats, and many other substances that fall under...
Howard Hughes Medical Institute
Measuring Obesity
Studies show that obesity is now a global problem. But how are researchers measuring obesity? Young scientists investigate the myriad of methods for measuring body fat through a presentation. From hands-on to high-tech, viewers learn...
Howard Hughes Medical Institute
The p53 Gene and Cancer
Is understanding the p53 gene the key to kicking cancer? Introduce a most-important protein through a presentation with colorful diagrams, simulations, and brief lectures. Viewers discover how p53 works, the cellular processes it...
Howard Hughes Medical Institute
Using DNA to Trace Human Migration
Can scientists trace all humans back to a small region in Africa? An intriguing lesson turns back time to reveal artifacts leading scientists to believe human life originated in Africa and dispersed from there.
Howard Hughes Medical Institute
Microarray Manufacturing Technology
Microarray technology has made advances in scientific research possible. Watch as the videos reveal the manufacturing process of these microarrays. One video shows the automated process while another explains the science behind the...
Howard Hughes Medical Institute
Test Your Knowledge of Microbes
How much do you know about microbes and our understanding of pathogens? A quick 15-question quiz tests a broad range of information related to microbes. The interactive presents a score at the end, providing a great opportunity to review...
Howard Hughes Medical Institute
Cells of the Immune System
You won't be able to resist the content of a great presentation! Young immunologists discover the variety of cells involved in keeping our bodies free from pathogens with a resource that contains both slides and video clips. The included...
Howard Hughes Medical Institute
Recent Adaptations in Humans
You've probably spent plenty of time discussing animal adaptations with your young biologists, but what about human adaptations? Explore the evolving traits of humankind through an interactive that combines text and video clips. Scholars...
Howard Hughes Medical Institute
Using the Scientific Process to Study Human Evolution
Did humans and dinosaurs coexist? How do we know? Scholars dig in to the tools and methods researchers used to study the process of human evolution by watching a slideshow with embedded video clips. Pupils learn the importance of asking...
Howard Hughes Medical Institute
Deep History of Life on Earth
Take it all the way back! Young scientists discover the changes that took place from the time Earth became solid to present day through an interesting interactive. The resource guides users through key events that have shaped our world...
Howard Hughes Medical Institute
Sorting Finch Species
Don't just tell your class about Darwin's finches ... show them! Sort some of science's most famous birds using an interactive lesson. Learners try their hand at classifying finches using song, sonogram, and beak appearance, as well as...
Howard Hughes Medical Institute
The Eukaryotic Cell Cycle and Cancer
How does cancer begin, and why can it get so out of control? Curious young cytologists use an interactive resource to study the cell cycle. After reviewing the background information, individuals go step-by-step through the process of...
Howard Hughes Medical Institute
Lactase Persistence: Evidence for Selection
What's the link between lactase persistence and dairy farming? Biology scholars analyze data to find evidence of the connection, then relate this to human adaptation. Working individually and in small groups, learners view short video...
Howard Hughes Medical Institute
Vertebrate Circulatorium
When you get to the heart of the matter, you learn a lot about an organism by studying its circulatory system! A perfect resource for a zoology or anatomy class, the simulation gives users a peek inside a variety of vertebrates to...
Howard Hughes Medical Institute
Viral DNA Integration
How do reverse transcriptase inhibitors work? Young virologists examine the function of azidothymidine, a drug doctors use to treat HIV patients, during a hands-on modeling activity. Groups create a strand of DNA from an HIV RNA strand...
Howard Hughes Medical Institute
Developing an Explanation for Mouse Fur Color
Whether or not you think mice are nice, you'll love the colorful activity! Scholars examine evidence for evolution in the rock pocket mouse through video, discussion, and collaborative work. Learners watch a video regarding variation in...
Howard Hughes Medical Institute
WildCam Gorongosa
After years of war and unrest, how quickly will nature recover? Started as a project to track lion populations, WildCam Gorongosa now tracks many species. Through hidden camera evidence, scientists know species are returning to the area....
Howard Hughes Medical Institute
Natural Selection and the Evolution of Darwin's Finches
Darwin explained the connection between species of finches 150 years before scientists understood DNA. Technology and progressing science proved he was right, yet many struggle to understand how natural selection happens. Scholars use...