Science Trek

Season 26

Science Trek is an integrated Web and broadcast project designed to: introduce science topics to elementary-age schoolchildren; provide educational materials for teachers and parents; and inspire students to investigate science, technology, engineering and math (STEM) career potentials.

Where to Watch Science Trek • Season 26

24 Episodes

  • Force and Motion: Force Makes the World Move
    E1
    Force and Motion: Force Makes the World MoveForces like gravity, inertia, and momentum affect everything. Sir Isaac Newton developed his laws of motion to explain how these forces act. What are these laws? And why do roller coasters and bumper cars illustrate Newton's laws?
  • Force and Motion: Force and Motion Rule!
    E2
    Force and Motion: Force and Motion Rule!Nowhere are Newton's laws of force and motion more important than in space exploration. Let's see how force and motion help us travel the universe.
  • The Earth: The Earth Uncovered
    E3
    The Earth: The Earth UncoveredThe Earth is our home, but it is made up of many complex systems all working in balance to keep the planet and us alive. Find out what makes the third planet from the Sun so special.
  • The Earth: Finding Thunder Eggs
    E4
    The Earth: Finding Thunder EggsGeologists are scientists that study the Earth's many rock layers. Join in on the hunt for jasper, a semiprecious stone, and thunder eggs and how they tell the story of volcanoes.
  • Five Senses: Unlocking Your Senses
    E5
    Five Senses: Unlocking Your SensesHow do we interact with the world? We use our five senses: seeing, hearing, smelling, tasting and touching. But how do they all work? Find out how your body helps you explore the world.
  • Five Senses: It's All in Your Head
    E6
    Five Senses: It's All in Your HeadWhile you use your eyes, ears, nose, tongue, and skin for your five senses, it is really your brain that runs the show. Meet a neurosurgeon and learn how your brain helps you interpret your world.
  • Bears: The Bear Truth
    E7
    Bears: The Bear TruthThere are eight kinds of bears in the world. Brown bears, like the grizzly, and black bears are the most common in the United States. Find out more about this apex species, one essential to its ecosystem, and why so many are endangered.
  • Bears: Grizzly, the Bear in a Coat
    E8
    Bears: Grizzly, the Bear in a CoatGrizzly bears can have different colors of fur, but they are most known for the hump at their shoulders. The average male grizzly weighs up to 700 pounds while females top out at 400 pounds. Learn more about the Rototillers of the Rockies.
  • Earthquakes: A Whole Lot of Shaking Going On
    E9
    Earthquakes: A Whole Lot of Shaking Going OnThe Earth averages about 55 earthquakes each day. But what exactly is an earthquake? Find out more about this geological event, its impact on the Earth, and on all of us.
  • Earthquakes: Seismographs, Pizza, and Football
    E10
    Earthquakes: Seismographs, Pizza, and FootballScientists use lots of different tools to study earthquakes. One of the most important is the seismograph. See how students learn about earthquakes, seismographs, and what happens to the ground during a football game.
  • States of Matter: What's the State of Things?
    E11
    States of Matter: What's the State of Things?Matter is all around us. Everything that has weight and takes up space is matter. Matter exists mostly in four basic states: solid, liquid, gas, and plasma. And it all has to do with atoms.
  • States of Matter: Rethinking Chips
    E12
    States of Matter: Rethinking ChipsScientists care about the state of matter so they can explain why things happen or how to develop new uses. Meet a material scientist and learn how he and his colleagues use the states of matter to create new semiconductors.
  • Flight: Let's Fly
    E13
    Flight: Let's FlyHumans have long wanted to fly. First, we studied the birds. Then, we learn about the forces it takes for a powered plane to take to the sky. Learn more about the development of the science of flight and watch Will learn how to fly a plane
  • Flight: Hurricane Hunters
    E14
    Flight: Hurricane HuntersHurricanes are some of nature's most destructive forces. Scientists study hurricanes by taking observations, and the best place to do that is from inside the storm.
  • Soil: The Dirt on Soil
    E15
    Soil: The Dirt on SoilSoil is more than just dirt. Without soil, there would be no life on Earth. Find out more about this important part of our environment.
  • Soil: Soil Competition
    E16
    Soil: Soil CompetitionYou don't have to be in college to learn how to be a soil scientist.
  • Deserts: Not Just Sand | Science Trek
    E17
    Deserts: Not Just Sand | Science TrekA desert is one of the Earth's biomes with a specific climate and its own types of plants and animals. About one-fifth of the Earth's land surface is classified as desert, and they are found on every continent.
  • Deserts: Cacti, Bees and the Sonoran Desert
    E18
    Deserts: Cacti, Bees and the Sonoran DesertThe Saguaro National Park is found in the Sonoran Desert. This Park is home to the largest species of cacti. Find out more about this interesting desert and the scientists studying there at the Arizona Sonora Desert Museum.
  • Dinosaurs: Dinosaur Basics
    E19
    Dinosaurs: Dinosaur BasicsDinosaurs once dominated the Earth. Find out more about these creatures and learn how folks at the Museum of Idaho put together the traveling version of "Sue," the largest, best-preserved, and most complete Tyrannosaurus rex ever found.
  • Dinosaurs: Dinosaurs in Idaho
    E20
    Dinosaurs: Dinosaurs in IdahoScientists once thought there were no dinosaur bones to be found in Idaho, but that is no longer true. Join the Science Trek team on a hunt for an Idaho dinosaur.
  • Weather: Blame the Sun
    E21
    Weather: Blame the SunWhat is responsible for the weather?
  • Weather: Meteorologists at Work
    E22
    Weather: Meteorologists at WorkHow do meteorologists forecast the weather?
  • Sewage: After the Flush
    E23
    Sewage: After the FlushWhat happens after you flush?
  • Sewage: Sewage Through the Ages
    E24
    Sewage: Sewage Through the AgesWhat shouldn't you put down the drain or flush away?

 

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