Seven down. Three to go. Boom Supersonic—the developer of a 64-to-80-passenger commercial airliner that flies faster than the speed of sound—last week set speed and altitude records with its XB-1 test ...

The speed of sound varies depending on the temperature of the air through which the sound moves. On Earth, the speed of sound at sea level — assuming an air temperature of 59 degrees Fahrenheit (15 ...

A 'spaceplane' that flies 25 times faster than the speed of sound has successfully passed a crucial testing milestone. The hypersonic plane is so fast it could jet from London to New York in less than ...

Nothing puts a damper on a nice Netflix movie- or show-watching session more than a cruddy, blurry image, especially when you’re paying that extra cash for the Premium Netflix plan with that sweet 4K ...

Boom Supersonic has an impressive new speed record in its latest test flight with its XB-1. With its vision set to revolutionize air travel, this is a huge step to make things happen. The test flight ...