Easy experiment: Drink orange juice. Brush your teeth. Drink orange juice again. What just happened?

From Bytesize Science, an explanation as to why most toothpastes change the taste of orange juice. The video includes an intro on the five basic tastes that we’re able to detect: sweetness, sourness, saltiness, bitterness, and umami — a Japanese word that we’ve borrowed to describe a “pleasant savory taste” or “a pleasant, brothy or meaty flavor” — and the ingredients of toothpaste.

More videos about the body and how things work.

Smores + peaches. Smeaches! 

(Psst! June through August is peach season. Recipe here.)

2 pears, 1/2 cup Gorgonzola, 1/2 cup of butter, 1 baguette and some honey: Pear & Gorgonzola Crostinis

Jiggling fruit on conveyor belts! Fratelli Indelicato is a company in Italy that makes citrus and tropical fruit processing equipment. Their series of demonstration videos gives us a better idea of how food travels from farms to our tables. Above, lemonade and lemon oil. Another highlight, pineapple juice extraction:

Filed under food, factories, and fun to watch, along with this video of mushroom processing in the archives.

Elephantine’s Rachel Ball makes a pineapple upside-down cake, recipe included.