The ionosphere is of great importance to shortwave radio transmissions, since it allows radio waves to be refracted and ...

Arduino sensor projects blend coding with tangible results, making learning interactive, practical, and fun. From simple LED triggers to multi-sensor systems, these builds teach real-world electronics ...

Arduino’s open-source platform makes it easy for makers, students, and hobbyists to build powerful multi-sensor projects for home automation, monitoring, and IoT applications. From motion and gas ...

Hypersonic plane startup Hermeus Corp. raised $350 million in a funding round to scale up its efforts to build the fastest uncrewed aircraft ever for the US Department of Defense. The Atlanta-based ...

The Dyson Supersonic Nural takes everything that made the original Supersonic so popular and refines it with incredibly useful smart features. From Scalp Protect Mode to attachment recognition, it ...

Rome wasn't built in a day, but Oasis' 1994 debut single "Supersonic" was. On Dec. 19, 1993, the band gathered at Pink Museum Studio in Liverpool where work was getting underway on Oasis' first album, ...

It is a live or die decision that no fighter pilot ever wants to make — and it needs to happen in milliseconds. Pulling a jet's emergency ejection lever sets off a chain of unstoppable events. In an ...

Concorde, the first and only supersonic commercial jetliner, operated from 1976 to 2003. Flown by royals, celebrities, and executives, it was discontinued because of high operating costs. A Concorde ...

For decades, supersonic commercial airline flight has been banned over land by global aviation law because of the problems the sonic boom can produce on the ground.