The devastation caused by terror attacks on trains could be lessened in future because of research carried out by experts at Newcastle University.
After studying the affects of a bomb blast on a normal train carriage researchers have come up with some simple and cheap changes to improve safety.
It could dramatically improve the chances of surviving an attack like the 7/7 London Bombings.
You can watch the full report from Julia Barthram below.
More top news
The threat level has been raised to critical by MI5's Counter-Terrorism Analysis Centre.
Prime Minister Theresa May announced the decision from Downing Street.
Newcastle Central Mosque is welcoming Muslims and non-Muslims alike this evening to stand in solidarity with the people of Manchester.