Total lunar eclipse over Teide crater, Tenerife – a project with many obstacles
Steering electricity through the air with ultrasound pulses | Scientists in Europe and Canada have now managed to guide sparks through thin air and even around obstacles using ultrasound waves.
Curving Terahertz Signals Around Obstacles For 6G | The first curved THz data link could boost faster data networks beyond 5G
Plans to Expand U.S. Chip Manufacturing Are Running Into Obstacles
