How does fog form?

Fog forms when the air cools and water vapor condenses. Source: https://earthsky.org/earth/what-is-fog-how-does-fog-form…

Hologram-Like Device Animates Objects Using Ultrasound Waves

An anonymous reader quotes a report from The Guardian: Researchers in Southampton have built a device that displays 3D animated objects that can talk and interact with onlookers. A demonstration of the display showed a butterfly flapping its wings, a countdown spelled out by numbers hanging in the air, and a rotating, multicolored planet Earth. Beyond interactive digital signs and animations,…

Leia Finds a Pint-Sized Battle Partner in the Latest Star Wars Galaxy of Adventures Short

The latest Star Wars Galaxy of Adventures short takes us to the forest moon of Endor, where Princess Leia gets separated from the rest of the Rebel Alliance and encounters a small but feisty native: Wicket the Ewok. Read more…Source: https://io9.gizmodo.com/leia-finds-a-pint-sized-battle-partner-in-the-latest-st-1834173952…