milk

A short Healthcare Triage episode by Aaron Carroll arguing that milk gets an undeserved pass in efforts to improve diets. It examines claims about calcium and bone strength and concludes you don't need to drink milk.

A short classic Sesame Street clip in which a mother sends her young daughter to the store to buy a loaf of bread, a container of milk and a stick of butter.

A time-lapse from ESO's Very Large Telescope showing stars orbiting the supermassive black hole at the Milky Way's center over nearly 20 years.

Angela Collier, a physicist, revisits her earlier dark matter video, explaining dark matter as a set of observations rather than a theory and discussing MOND comments.

Vegan advocate Erin Janus explains the dairy industry in about five minutes, covering how milk is produced and the treatment of cows and calves. It is an advocacy piece and includes graphic material.

Clayton Christensen explains the jobs-to-be-done idea in five minutes, using the fast-food milkshake example. The point is that understanding the job a product is hired to do makes it easier to improve.

A man spends six months and $1500 making a chicken sandwich entirely from scratch: growing vegetables, making salt from seawater, milking a cow for cheese, grinding wheat, collecting honey and killing a chicken.