Just Plain WEIRD #2

New type of 3D printing uses sound waves to build up objects

Direct sound printing uses ultrasound to create microscopic oscillating bubbles, which in turn cause resin to solidify at specific locations.  Depositphotos – By Ben Coxworth 2022 May 31 –  3D printing typically involves depositing layers of molten plastic, laser-melting powdered metal, or using UV …

 

Swarm unveils magnetic waves deep down

ESA / Applications / Observing the Earth / FutureEO / Swarm – 2022 May 23 – While volcanic eruptions and earthquakes serve as immediate reminders that Earth’s insides are anything but tranquil, there are also other, more elusive, dynamic processes happening deep down …