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Nuclear safety and security

India today successfully test fired for the second time it's long range nuclear capable Agni-5 missile that has a range of over 5000 kilometres. India now joins the select club of nations like United States, UK, Russia, France and China that have the capability to operate a missiles across continents, striking at will in Europe, Asia and Africa. The missile can carry a 1000 kg nuclear warhead and has three rocket motors and was launched from Wheeler Island in India. (Photo by Pallava Bagla/Corbis via Getty Images)

How real is the risk of nuclear war between India and Pakistan?

Recent hostilities were a reminder of how easily a crisis could escalate into catastrophe.

An aerial image of the Sellafield site. It looks like a very large industrial estate with dozens of buildings. It is surrounded by green fields.

Residents warned of nuclear site's emergency siren

An emergency exercise is due to be held this week, which may involve sounding the siren.

The Sellafield site seen from a distance. On the skyline, several tall concrete buildings can be seen, as well as several smaller buildings. In the foreground, cows graze on a field.

Nuclear site given more time to fix safety breach

The failures did not compromise either nuclear or radiological safety, the watchdog says.

A robotic black dog-shaped system. It has blue panels and has four legs similar to a dogs.

Robot dog to assist in Sellafield clean-up

Sellafield Ltd says the robot has "huge potential" for remote inspections and clean-up work.

A general view of the Sellafield site seen from a distance, with vapour coming out of some of the chimneys.

Nuclear site warns £2.8bn budget is 'not enough'

The nuclear site says it may have to slow or stop some of its operations.

An aerial image of Sellafield. The large site, which looks like an industrial estate with several buildings, roads and car parks, is surrounded by green fields.

Watchdog drops extra Sellafield security checks

The ONR says scrutiny focused on measures against "theft and sabotage of nuclear materials".

A general view of the area where waste is buried at LLWR, which sits opposite where the newer containers are stored.

What's next for WW2 site now storing nuclear waste?

The Low Level Waste Repository, near Drigg, Cumbria, is about the enter a new phase.

A general view of the skyline of the Sellafield site, pictured in between grassy fields and the sea.

Watchdog's warning over nuclear waste rail crash

The ONR watchdog gives Sellafield until June to improve its health and safety processes.

A group of people dressed in suits in one of the cyber security labs at Herdus House. The room is dark and has large screens all across one wall and laptops on a table in the middle of the room.

Nuclear body opens cyber security hub

It hopes the hub, at Moor Row near Sellafield, will help defend it against "evolving threats".