Extras

    Video thumbnail: Science Trek Heredity: How Alike Are We?

    Science Trek

    Heredity: How Alike Are We?

    How alike are all living things on Earth?

    Heredity: How Alike Are We?

    Video thumbnail: Science Trek Heredity: Cloned Mules

    Science Trek

    Heredity: Cloned Mules

    What makes Idaho Gem so unique?

    Heredity: Cloned Mules

    Video thumbnail: Science Trek Heredity: What Traits Did You Inherit

    Science Trek

    Heredity: What Traits Did You Inherit

    What traits come from your parents?

    Heredity: What Traits Did You Inherit

    Video thumbnail: Science Trek Heredity: The Monk and the Pea Plant

    Science Trek

    Heredity: The Monk and the Pea Plant

    Who is the father of genetics?

    Heredity: The Monk and the Pea Plant

    Video thumbnail: Science Trek Kingdoms of Life: What is your cell missing?

    Science Trek

    Kingdoms of Life: What is your cell missing?

    How are cells used to classify?

    Kingdoms of Life: What is your cell missing?

    Video thumbnail: Science Trek Kingdoms of Life: Classify it!

    Science Trek

    Kingdoms of Life: Classify it!

    Learn the characteristic of classification.

    Kingdoms of Life: Classify it!

    Video thumbnail: Science Trek Kingdoms of Life: What's in a name?

    Science Trek

    Kingdoms of Life: What's in a name?

    How do they pick names for new creatures?

    Kingdoms of Life: What's in a name?

    Video thumbnail: Science Trek Kingdoms of Life: Unclassified

    Science Trek

    Kingdoms of Life: Unclassified

    Where do scientists find new creatures?

    Kingdoms of Life: Unclassified

    Video thumbnail: Science Trek The Brain: Brain Fitness

    Science Trek

    The Brain: Brain Fitness

    Learn about brain fitness.

    The Brain: Brain Fitness

    Video thumbnail: Science Trek The Brain: Mental Health

    Science Trek

    The Brain: Mental Health

    1 in 5 Americans suffer from mental illness. Why?

    The Brain: Mental Health

    Video thumbnail: Science Trek The Brain: How Fast?

    Science Trek

    The Brain: How Fast?

    How fast do brain cells communicate?

    The Brain: How Fast?

    Video thumbnail: Science Trek The Brain: Your Second Brain

    Science Trek

    The Brain: Your Second Brain

    Learn about your second brain.

    The Brain: Your Second Brain

    Video thumbnail: Science Trek Gravity: Fabric of Space

    Science Trek

    Gravity: Fabric of Space

    A sheet, a basketball, Einstein explained.

    Gravity: Fabric of Space

    Video thumbnail: Science Trek Gravity: Weightlessness hurts

    Science Trek

    Gravity: Weightlessness hurts

    What happens to humans in space?

    Gravity: Weightlessness hurts

    Video thumbnail: Science Trek Gravity: What is a Black Hole?

    Science Trek

    Gravity: What is a Black Hole?

    How do they see black holes?

    Gravity: What is a Black Hole?

    Video thumbnail: Science Trek Gravity: Is gravity less where you live?

    Science Trek

    Gravity: Is gravity less where you live?

    Gravity isn't the same everywhere on Earth.

    Gravity: Is gravity less where you live?

    Video thumbnail: Science Trek Volcanoes: What Does A Volcano Sound Like?

    Science Trek

    Volcanoes: What Does A Volcano Sound Like?

    Listen to the sounds of a volcano.

    Volcanoes: What Does A Volcano Sound Like?

    Video thumbnail: Science Trek Volcanoes: How Explosive?

    Science Trek

    Volcanoes: How Explosive?

    What is the volcanic explosivity index?

    Volcanoes: How Explosive?

    Video thumbnail: Science Trek Volcanoes: Where Volcanoes Happen

    Science Trek

    Volcanoes: Where Volcanoes Happen

    Where do volcanoes happen?

    Volcanoes: Where Volcanoes Happen

    Video thumbnail: Science Trek Wildfire:  After the Fire

    Science Trek

    Wildfire: After the Fire

    What happens after a wildfire?

    Wildfire: After the Fire

    Video thumbnail: Science Trek Wildfire:  When is fire good?

    Science Trek

    Wildfire: When is fire good?

    When is fire good?

    Wildfire: When is fire good?

    Video thumbnail: Science Trek Wildfire:  Wildfire Characteristics

    Science Trek

    Wildfire: Wildfire Characteristics

    How do you describe a wildfire?

    Wildfire: Wildfire Characteristics

    Video thumbnail: Science Trek Wildfire:  Wildfire Types

    Science Trek

    Wildfire: Wildfire Types

    Learn more about types of wildfires.

    Wildfire: Wildfire Types