The live-action Sonic the Hedgehog franchise has included several video game characters, but how do each of their ...

The latest SpaceX Falcon 9 rocket launch may have been visible across Southern California a few minutes before midnight Thursday night.

But the acoustic signals from sound cannon can be heard loudly up to a kilometer (0.62 miles) away. That's because the sound waves are fired at a high-pressure rate. The closer you are to a sonic ...

Thankfully, my work has given me a truck to commute to job sites with so I really only drive the Sonic when I need to go to the grocery store or need to run other errands. Starting at 100k miles ...

The latest SpaceX Falcon 9 rocket launch could be visible across Southern California a few minutes before midnight.

That's because SpaceX said it was possible that residents of Santa Barbara, San Luis Obispo and Ventura counties would hear one or more sonic booms ... far as hundreds of miles away.

ensuring that the sonic booms never reach the ground. Currently, the XB-1 flies at only 750 mph, but the company hopes that future planes will cruise at Mach 1.7, or 1,300 miles per hour.

To hit supersonic speeds, an airplane needs to travel at 768 miles per hour ... Analysis of this data showed that there was no sonic boom heard at ground level. “This image makes the invisible ...