“We broke Mach 1!” the students exclaimed, partly in triumph, partly in relief. The speed of sound is 343 meters per second, or about 761 mph. The students had just broken the sound barrier — with a ...

At first glance, it looks like just another high-speed machine, but this custom-built vehicle powered by jet technology hides something far more dangerous beneath its sleek shape. As it pushes past ...

Steel balls vs a thin sheet generates shockwaves and sonic effects, revealing fascinating physics in a simple setup. 3-year-old girl crashes desi family’s lunch in Australia, mom captures sweet moment ...