Listening · Task family
Academic lecture
Lectures and conversations with timestamped notes and per-skill diagnostics.
50 topics
Mock lecture: Urban tree canopies
- Environmental Science
- 3 questions
- 0:35 audio
- Medium
Making Books by Hand in the Middle Ages
- Medieval History
- 4 questions
- 1:24 audio
- Easy
Plastics Grown, Not Drilled
- Materials Science
- 4 questions
- 1:41 audio
- Medium
Protecting the Night Sky
- Environmental Science
- 4 questions
- 1:28 audio
- Medium
Beaver Dams as Ecosystem Engineers
- Ecology
- 5 questions
- 1:28 audio
- Easy
Remembering With the Method of Loci
- Cognitive Psychology
- 5 questions
- 1:23 audio
- Medium
Glassmaking Through the Centuries
- History Of Technology
- 5 questions
- 1:30 audio
- Easy
Lightning Inside a Volcano's Plume
- Geophysics
- 4 questions
- 1:43 audio
- Hard
Linking a Continent by Rail
- History
- 5 questions
- 1:22 audio
- Medium
Understanding Superconductors
- Physics
- 5 questions
- 1:41 audio
- Medium
The Power of Citizen Science
- Environmental Science
- 4 questions
- 1:47 audio
- Easy
How Plants Defend Themselves With Chemistry
- Biology
- 5 questions
- 1:29 audio
- Medium
Small Loans, Big Questions: Microfinance
- Economics
- 5 questions
- 1:22 audio
- Medium
Life on the Shifting Sand Dune
- Ecology
- 5 questions
- 1:34 audio
- Medium
Lifting Cities: The Elevator
- History Of Technology
- 5 questions
- 1:25 audio
- Easy
Designing the Wartime Poster
- Art And Design
- 5 questions
- 1:23 audio
- Medium
Where Surveys Go Wrong
- Research Methods
- 5 questions
- 1:41 audio
- Hard
Why String Instruments Sound the Way They Do
- Acoustics
- 5 questions
- 1:40 audio
- Medium
Borrowing Designs From Nature
- Engineering
- 4 questions
- 1:29 audio
- Medium
How Tea Circled the Globe
- Economic History
- 5 questions
- 1:40 audio
- Medium
Watching a Meteor Shower
- Astronomy
- 4 questions
- 1:30 audio
- Medium
The Great Coral Spawning Night
- Marine Biology
- 5 questions
- 1:27 audio
- Medium
Powering Communities With Microgrids
- Energy Engineering
- 4 questions
- 1:26 audio
- Medium
Engineering the Gothic Cathedral
- Architecture
- 5 questions
- 1:25 audio
- Hard
How Children's Drawings Develop
- Developmental Psychology
- 4 questions
- 1:24 audio
- Medium
What Baby Names Reveal About Society
- Sociology
- 4 questions
- 1:29 audio
- Easy
Voices of the Harlem Renaissance
- American Cultural History
- 4 questions
- 1:48 audio
- Medium
Banking the Seeds of Crop Diversity
- Agricultural Science
- 4 questions
- 1:28 audio
- Medium
The Ocean's Changing Chemistry
- Marine Chemistry
- 4 questions
- 1:24 audio
- Medium
Salt Marshes and the Carbon They Bury
- Environmental Science
- 5 questions
- 1:25 audio
- Hard
Bringing Wetlands Back to Life
- Environmental Science
- 4 questions
- 1:43 audio
- Easy
Wild Neighbors: Animals in the City
- Ecology
- 5 questions
- 1:28 audio
- Medium
Feasts on the Deep Sea Floor
- Marine Biology
- 5 questions
- 1:35 audio
- Medium
The Power of the First Number You See
- Consumer Psychology
- 4 questions
- 1:39 audio
- Easy
Small Cues, Big Choices
- Behavioral Economics
- 4 questions
- 1:35 audio
- Medium
Life at the Extremes
- Microbiology
- 4 questions
- 1:43 audio
- Medium
The Hidden Web Beneath the Forest
- Ecology
- 4 questions
- 1:25 audio
- Medium
The Strange Economics of Streaming
- Economics
- 4 questions
- 1:27 audio
- Medium
Putting a Date on Cave Paintings
- Archaeology
- 4 questions
- 1:28 audio
- Hard
Adding Sound to Early Films
- Film Studies
- 5 questions
- 1:22 audio
- Medium
The Bicycle and Everyday Freedom
- Social History
- 4 questions
- 1:43 audio
- Easy
Why Cities Get Hotter Than Their Surroundings
- Environmental Science
- 4 questions
- 1:22 audio
- Easy
Listening to the Past: Oral History Methods
- Historiography
- 4 questions
- 1:32 audio
- Medium
From Feathers to Flight
- Evolutionary Biology
- 4 questions
- 1:38 audio
- Hard
How Suspension Bridges Hold Their Weight
- Civil Engineering
- 4 questions
- 1:22 audio
- Hard
The Secret of Roman Concrete
- Materials Science
- 4 questions
- 1:30 audio
- Hard
The Myth of Doing It All at Once
- Cognitive Psychology
- 4 questions
- 1:34 audio
- Medium
How Habits Take Hold
- Psychology
- 4 questions
- 1:25 audio
- Easy
Finding Worlds We Cannot See
- Astronomy
- 4 questions
- 1:20 audio
- Hard
Do Plants Keep Time?
- Plant Biology
- 4 questions
- 1:25 audio
- Hard