But what is the difference? If you ask any person on the street, they might say there is no difference. In non-physics use, they would be correct. However, in physics we have very specific definitions ...

The average speed before the last stage is 39.596km/h. It's about 1km/h slower than when Chris Froome won the Tour de France two years ago in 40.542km/h. Last year, Vincenzo Nibali's average speed was ...

Cars won't be able to sail through average-speed camera zones at high speed any longer, as NSW trials a key recommendation of a road safety forum. Speed cameras will track the average speed of all ...

The Sunday Telegraph revealed last year the government would be extending the use of “point to point” cameras to light vehicles to bring down the state’s soaring road toll. The cameras – which ...