Free Online Lectures and Courses for Science & Math
59 Courses
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A Cultural and Scientific Survey of the Eye and Vision
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Astrobiology and Space Exploration
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The Big Bang
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From Interstellar Molecules to Astrobiology
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Pushing the Envelope for Life
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Replaying the Tape
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Suborbital Flight and Small Satellites
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Life Beyond Its Planet of Origin
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ALH 84001 and Other Martian Meteorites
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Controlled Environmental Life Support
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Genomic Dark Matter: The Emergence of Small RNAs
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Life in Space, Life on Earth
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The Asteroid Challenge: Will We Be Ready?
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Planetary Systems Around Other Stars
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Astronomy Lectures by Ian Morison
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Atomistic Computer Modeling of Materials
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Introduction and Case Studies
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Potentials, Supercells, Relaxation, Methodology
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Potentials 2: Potentials for Organic Materials and Oxides - It's a Quantum World!
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First Principles Energy Methods: The Many-Body Problem
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First Principles Energy Methods: Hartree-Fock and DFT
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Technical Aspects of Density Functional Theory
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Case Studies of DFT
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Advanced DFT: Success and FailureDFT Applications and Performance
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Finite Temperature: Excitations in Materials and How to Sample Them
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Molecular Dynamics I
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Molecular Dynamics II
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Molecular Dynamics III: First Principles
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Monte Carlo Simulations: Application to Lattice Models, Sampling Errors, Metastability
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Monte Carlo Simulation II and Free Energies
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Free Energies and Physical Coarse-Graining
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Model Hamiltonions
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Ab-Initio Thermodynamics and Structure Prediction
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Accelerated Molecular Dynamics, Kinetic Monte Carlo, and Inhomogeneous Spatial Coarse Graining
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Case Studies: High PressureConclusions
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Autism and Related Disorders
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Overview of Autism, Dr. Fred Volkmar
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Overview of Autism, Dr. Ami Klin
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Treatments for Autism: Overview of Model Programs, Dr. Fred Volkmar
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Autism Assessment, Dr. Katherine Tsatsanis
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Autism in Infants and Young Children, Dr. Kasia Chawarska
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Social Development in Autism, Dr. Ami Klin
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Electrophysiological Studies of Social Perception, Dr. James McPartland
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Neuroimaging, Dr. Kevin Pelphrey
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Behavioral Treatments, Dr. Michael Powers
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Parental Perspectives and Supporting Families, Alison Singer
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Communication in Autism, Dr. Rhea Paul
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Genetics of Autism, Dr. Matthew State
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Psychopharmacology, Dr. Andrés Martin
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The Legal Rights of Children with Autism and Related Disorders
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Changing Face of Autism: Adolescents & Adults
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Biology
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Introduction to Evolution, Variation in a Population and Natural Selection
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Arguments for Intelligent Design and Evolution
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Clarifying Points on Evolution
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The Owl Butterfly: Natural Selection
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DNA: Introduction
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How Variation in a Species Can Be Introduced
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DNA: Chromosomes, Chromatides, Chromatin, etc.
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Understanding Mitosis, Meiosis, and Sexual Reproduction
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Mitosis
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Meiosis
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Embryonic Stem Cells: Early Development
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Heredity: Genetics and Traits
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Punnet Square Fun Overview
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Hardy-Weinberg Equilibrium
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Gender: Sex Linked Traits
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Bacteria Introduction
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Viruses Introduction
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Adenosine Triphosphate: ATP Introduction
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Cellular Respiration
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Oxidation and Reduction Overview
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Introduction to Oxidation and Reduction in Cellular Respiration
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Glycolysis Introduction
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Krebs and the Citric Acid Cycle
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Electron Transport Chain
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Oxidative Phosphorylation and Chemiosmosis
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Photosynthesis
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Photosynthesis: Details of Light Reactions
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Calvin Cycle or the Light-independent Reactions of Photosythesis
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Calvin Cycle and Photorespiration Part 2
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C-4 Photosynthesis: How Some Plants Avoid Photorespiration
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CAM Plants
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Cell Parts
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Diffusion and Osmosis
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The Lungs and Pulmonary System
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Red Blood Cells: Oxygen Uptake by Hemoglobin
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Circulatory System and the Heart
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Hemoglobin
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Neuron: Anatomy
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Sodium Potassium Pump
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Electronic and Action Potentials
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Saltatory Conduction in a Neuron
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Neuronal Synapsis (Chemical)
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Myosin and Actin
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Tropomyosin and Troponin
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Role of the Sarcoplasmic
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Muscle Cell Structure
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Role of Phagocytes in Innate or Nonspecific Immunity
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Innate and Adaptive Humoral vs. Cell-Mediated Immune Responses
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B Cells: B Lymphocytes
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Professional Antigen Presenting Cells (APC) and MHC II Complexes
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Helper T Cells: Activating B Cells
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Cytotoxic T Cells: Activation by MHC-Vantigen Complexes
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Review of B Cells, CD4+ T Cells and CD8+ T Cells
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Inflammatory Response
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Kidney Function
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Secondary Active Transport in the Nephron
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Cancer: Broken DNA Replication
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Chemistry
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Introduction to the Atom
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Orbitals
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More on Orbitals and Electron Configuration
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Electron Configuration 1
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Electron Configuration 2
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Valence Electrons
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Groups of the Periodic Table
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Periodic Table Trends: Ionization
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Other Periodic Table Trends
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Ionic, Covalent, and Metallic Bonds
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Molecular and Empirical Formulas
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The Mole and Avogadro's Number
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Formula From Mass Composition
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Another Mass Composition Problem
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Balancing Chemical Equations
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Stoichiometry
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Stoichiometry: Limiting Reagent
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Ideal Gas Equation: PV=nRT
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Ideal Gas Equation Example 1
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Ideal Gas Equation Example 2
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Ideal Gas Equation Example 3
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Ideal Gas Equation Example 4
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Partial Pressure
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States of Matter
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States of Matter Follow-up
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Specific Heat, Heat of Fusion and Vaporization
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Chilling Water Problem
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Van Der Waals Forces
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Covalent Networks, Metallic, and Ionic Crystals
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Vapor Pressure
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Suspensions, Colloids and Solutions
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Solubility
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Boiling Point Elevation and Freezing Point Supression
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Introduction to Kinetics
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Reactions in Equilibrium
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Mini-video on Ion Size
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Keq Intuition
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Keq Derivation Intuition
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Heterogenous Equilibrium
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Le Chatelier's Principle
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Introduction to pH, pOH, and pKw
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Acid Base Introduction
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pH, pOH of Strong Acids and Bases
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pH of a Weak Acid
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pH of a Weak Base
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Conjugate Acids and Bases
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pKa and pKb Relationship
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Buffers and Hendersen-Hasselbalch
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Strong Acid Titration
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Weak Acid Titration
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Half Equivalence Point
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Titration Roundup
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Introduction to Oxidation States
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Hydrogen Peroxide Correction
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Redox Reactions
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Galvanic Cells
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Types of Decay
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Half-Life
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Exponential Decay Formula Proof
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Introduction to Exponential Decay
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More Exponential Decay Examples
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Macrostates and Microstates
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Quasistatic and Reversible Processes
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First Law of Thermodynamics/Internal Energy
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More on Internal Energy
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Work from Expansion
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PV-diagrams and Expansion Work
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Proof: U=(3/2)PV or U=(3/2)nRT
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Work Done by Isothermic Process
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Carnot Cycle and Carnot Engine
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Proof: Volume Ratios in a Carnot Cycle
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Proof: S (or Entropy) is a Valid State Variable
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Thermodynamic Entropy Definition Clarification
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Reconciling Thermodynamic and State Definitions of Entropy
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Entropy Intuition
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Maxwell's Demon
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More on Energy
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Efficiency of a Carnot Engine
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Carnot Efficiency 2: Reversing the Cycle
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Carnot Efficiency 3: Proving That it is the Most Efficient
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Heat of Formation
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Hess's Law and Reaction Enthalpy Change
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Gibbs Free Energy and Spontaneity
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Gibbs Free Energy Example
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Rigorous Gibbs Free Energy/Spontaneity Relationship
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A Look at a Seductive But Wrong Gibbs/Spontaneity Proof
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Stoichiometry Example Problem 1
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Stoichiometry Example Problem 2
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Limiting Reactant Example Problem 1
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Empirical and Molecular Formulas from Stoichiometry
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Example of Finding Reactant Emperical Formula
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Stoichiometry of a Reaction in Solution
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Another Stoichiometry Example in a Solution
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Molecular and Empirical Forumlas from Percent Composition
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Acid Base Titration
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Spectrophotometry Introduction
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Spectrophotometry Example
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Hess's Law Example
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Vapor Pressure Example
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Change of State Example
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Cognitive and Behavioral Genetics
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Cognitive Neuroscience
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Cognitive Neuroscience: Lecture 01
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Cognitive Neuroscience: Lecture 02
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Cognitive Neuroscience: Lecture 03
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Cognitive Neuroscience: Lecture 04
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Cognitive Neuroscience: Lecture 05
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Cognitive Neuroscience: Lecture 06
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Cognitive Neuroscience: Lecture 07
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Cognitive Neuroscience: Lecture 08
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Cognitive Neuroscience: Lecture 09
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Cognitive Neuroscience: Lecture 10
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Cognitive Neuroscience: Lecture 11
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Cognitive Neuroscience: Lecture 12
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Cognitive Neuroscience: Lecture 13
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Cognitive Neuroscience: Lecture 14
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Cognitive Neuroscience: Lecture 15
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Cognitive Neuroscience: Lecture 16
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Cognitive Neuroscience: Lecture 17
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Cognitive Neuroscience: Lecture 18
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Cognitive Neuroscience: Lecture 19
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Cognitive Neuroscience: Lecture 20
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Cognitive Neuroscience of Remembering: Creating and Controlling Memory