Search Results

Showing 21-40 of 78 Resources
  • How Giant Tube Worms Survive at Hydrothermal Vents

    How Giant Tube Worms Survive at Hydrothermal Vents

    Feature Films

    (10 min 20 sec) Deep at the bottom of the Pacific Ocean, an amazing bacterial discovery reshaped our view of life on earth.

  • Termites Digest Wood Thanks To Microbes

    Termites Digest Wood Thanks To Microbes

    Feature Films

    (7 min 11 sec) The next time you spot a termite chomping down on wood, know that they’re not dining alone.

  • Modeling Food Webs in Darién, Panama

    Modeling Food Webs in Darién, Panama

    Activities

    Students use cards to build model food webs and evaluate how ecological disturbances affect each trophic level. Also available in Spanish.

  • Vertebrate Declines and the Sixth Mass Extinction

    Vertebrate Declines and the Sixth Mass Extinction

    Data Points

    In this study, researchers measured species population declines on a global scale that may contribute to the sixth mass extinction.

  • BiomeViewer

    BiomeViewer

    Click & Learn

    An interactive to explore biomes, climate, biodiversity, and human impacts across the globe.

  • What van Leeuwenhoek Saw

    What van Leeuwenhoek Saw

    Activities

    This hands-on activity helps students understand concepts related to building scale models by using cards of microorganisms and cells that were first visualized by Antonie van Leeuwenhoek.

  • Predator-Prey Relationship Dynamics

    Predator-Prey Relationship Dynamics

    Data Points

    In a study in Greenland, scientists examined whether changes in population densities of Arctic fox are related to changes in population densities of its main prey, the lemming.

  • Microbial Community Response to an Oil Spill

    Microbial Community Response to an Oil Spill

    Data Points

    Researchers monitored the succession of the microbial community in the Gulf of Mexico using data from before, during, and after the Deepwater Horizon oil spill.

  • Population Dynamics

    Population Dynamics

    Click & Learn

    Explore the exponential and the logistic growth mathematical models that describe how population changes with time.

  • Benefits of Schools

    Benefits of Schools

    Phenomenal Images

    Students explore photos of animals in groups as anchoring phenomena to explore animal behavior concepts.

  • Using Wolbachia to Suppress Mosquito Fertility

    Using Wolbachia to Suppress Mosquito Fertility

    Data Points

    In this study, researchers tested whether releasing Wolbachia-infected male Aedes albopictus (Asian tiger mosquitoes) would suppress populations of this mosquito species in their study area.

  • Seed Dispersal and Habitat Fragmentation

    Seed Dispersal and Habitat Fragmentation

    Scientists at Work

    (8 min 3 sec) Watch researchers follow brown spider monkeys in a tropical forest of Colombia to determine which plant seeds they are dispersing. Seed dispersers are critical to the forest’s ability to grow and regenerate. 

  • Trophic Cascades in Salt Marsh Ecosystems

    Trophic Cascades in Salt Marsh Ecosystems

    Scientists at Work

    (10 min 1 sec) Ecologist Brian Silliman uses manipulative field experiments to reveal that salt marsh ecosystems are under top down control from consumers and predators.

  • Riverine Food Webs – How Flow Rates Affect Biomass

    Riverine Food Webs – How Flow Rates Affect Biomass

    Scientists at Work

    (9 min 15 sec) Ecologist Mary Power studies the Eel River in Northern California to figure out the connection between river flows and biodiversity.

  • Mimicry in a Diverse Community of Arthropods

    Mimicry in a Diverse Community of Arthropods

    Data Points

    Researchers exposed arthropod mimics that use a golden patch to warn of unpalatability to predators with different prey preferences to determine how effective their warnings were.

  • Snail Fronts and Salt Marsh Die-Offs

    Snail Fronts and Salt Marsh Die-Offs

    Data Points

    Researchers studied whether periwinkle snail fronts expand mudflats and contribute to salt marsh die-offs.

  • Tracking Global Changes in Forest Cover

    Tracking Global Changes in Forest Cover

    Data Points

    Researchers used satellite imagery analyze the amount of forest that was lost annually across the globe between 2000 and 2012.

  • Dating Corn Domestication Using Carbon Isotopes

    Dating Corn Domestication Using Carbon Isotopes

    Data Points

    To study the change in diet as human populations changed lifestyles from hunter-gatherers to agriculturalists, scientists measured carbon isotopes in the collagen tissues of human skeletons from North America.

  • Patterns of Zoonotic Disease

    Patterns of Zoonotic Disease

    Data Points

    In this study, scientists analyzed previously published data on terrestrial mammal zoonotic host species and the pathogens they carry to search for global patterns of zoonotic disease distribution.

  • The Effects of Fungicides on Bumble Bee Colonies

    The Effects of Fungicides on Bumble Bee Colonies

    Scientists at Work

    (6 min 25 sec) Are fungicides safe for bumble bees? Entomologist Shawn Steffan designed an experiment to answer this question.

Refine Results

Narrow your choices by selecting areas below.

Topics

Extended Filters