About Shock Wave
In physics, a shock wave, or shock, is a type of propagating disturbance that moves faster than the local speed of sound in the medium.
How David Cameron made his shock comeback to frontline politics
![How David Cameron made his shock comeback to frontline politics](https://ichef.bbci.co.uk/news/1024/branded_news/177A2/production/_131726169_ae245ba5-6f41-4cb8-a77b-b55808f6c233.jpg)
... There is no doubt that when Lord Cameron strolled up Downing Street it was one of the rare moments that sent a genuine Shock Wave through Westminster...
Nagorno-Karabakh: 'People are fainting queuing up for bread'
![Nagorno-Karabakh: 'People are fainting queuing up for bread'](https://ichef.bbci.co.uk/news/1024/branded_news/F125/production/_130933716_bread.jpg)
... " Vagif Khachatryan s case has sent a Shock Wave among men in Nagorno-Karabakh...
Greek fires at Nea Anchialos prompt blasts forcing F-16s to evacuate base
![Greek fires at Nea Anchialos prompt blasts forcing F-16s to evacuate base](https://ichef.bbci.co.uk/news/1024/branded_news/1206C/production/_130563837_25c5a550e821cc14c58e978536ba91da9e2912c70_93_4053_22801000x563.jpg)
... Shock Waves were felt miles away and 133 residents of the nearby town of Nea Anchialos escaped by sea...
Asteroid headed toward Earth may arrive on Valentine's Day 2046 - Nasa
![Asteroid headed toward Earth may arrive on Valentine's Day 2046 - Nasa](https://ichef.bbci.co.uk/news/1024/branded_news/39FD/production/_128954841_2023dw.jpg)
... A meteor less than half the size of 2023 DW exploded over Chelyabinsk, Russia, 10 years ago, causing a Shock Wave that blew out windows across 200 square miles and injured roughly 1,500 people...
Earthquake: Brynmawr, Cardiff and valleys feel tremors
![Earthquake: Brynmawr, Cardiff and valleys feel tremors](https://ichef.bbci.co.uk/news/1024/branded_news/C02A/production/_128749194_zz.png)
... 4, it began at a depth of more than 12 miles (20km) and created a Shock Wave that could easily have caused major structural damage...