TED Talks are influential videos from expert speakers on education, business, science, tech and creativity, with subtitles in 100+ languages. Ideas free to stream and download.

Whether you're curious about a topic you always wished you had studied or you're getting vital additional material to complement your own studies, this archive of online lectures has something to offer you.

The Great Courses (now called Wondrium) have added over 100 free lectures from their latest courses to their official YouTube channel. We've collected them here in this playlist.

Lectures are used to convey critical information, history, background, theories, and equations. A politician's speech, a minister's sermon, or even a business person's sales presentation may be …

Tech Journalist and Senior Correspondent at the BBC.

Nov 20, 2025 · Princeton Public Lectures offers both in-person and virtual participation to ensure that events are accessible to all who would like to attend. Please note, all events are free and open to the …

Open Yale Courses provides free and open access to a selection of introductory courses taught by distinguished teachers and scholars at Yale University. The aim of the project is to expand access to …

Oct 20, 2025 · OpenCourseWare, an open publication of course materials from across the MIT curriculum, allows users to browse content at their own pace. Learners can watch video lectures, …

LECTURE definition: 1. a formal talk on a serious subject given to a group of people, especially students: 2. an angry….

The meaning of LECTURE is a discourse given before an audience or class especially for instruction. How to use lecture in a sentence.