I’ve noticed them quite a few times myself and wondered what they were. Good to finally have an answer.
The first few minutes are enough to find out, but to briefly explain what they are for those not interested in watching the video, antibubbles are just like regular bubbles but inverted. Regular bubbles consists of a thin layer of liquid encasing a gas. An antibubble is a thin layer of gas encasing a liquid, typically one different from the liquid it is surrounded by.
A phenakistoscope from Paris, France, c. 1833. Alphonse Giroux et Cie.
A skilled pool player
A creative way to tie a tie
How to melt metal using a strong magnet
How a water snake “bumps” fish straight into its mouth
A hypercube: A 3 cube continued inward to n-dimensions.
Gummi bear dropped into potassium chlorate.
This 155-year-old mousetrap, originally advertised as being a “perpetual mouse trap” that “will last a lifetime,” has debatably proven its promise when curators at the Museum of English Rural Life discovered that among thousands of objects, a mouse had decided to make its home within the mousetrap’s walls.