Julian Rush

Scientists tell an inquest it was “highly likely” that aluminium sulphate accidentally-added to the Cornwall water supply 22 years ago contributed to a woman’s early death, writes Julian Rush.

Exclusive: Channel 4 News reveals the Rolls-Royce engines used on the Airbus A380 were identified as “potentially unsafe” weeks before a Qantas jet was forced to make an emergency landing.

In a major breakthrough for the blind, scientists have restored a man’s sight with a “bionic eye” for the first time ever, reports Science Correspondent Julian Rush.

A major census of the marine life in the world’s oceans – the culmination of 10 years of exploration – reveals previously-unknown species.

Plans to develop Britain’s first US-style super-dairy have prompted fears over animal welfare and the environmental costs.

With the official opening of the Thanet wind farm off the east coast of Kent, Britain reaches a small but important milestone in the transition to a low carbon economy.

As MPs warn the strategic defence review may harm Britain’s ability to defend itself, Channel 4 News Science Correspondent Julian Rush writes there is now a genuine debate about its nuclear deterrent.

Channel 4 News spends a week in Brazil and finds an emerging economic power house approaching environmental crossroads.

Carbon dioxide “capturing” could be a major step in the battle against climate change. Julian Rush visits a power station in Scotland and asks could this be the saviour of coal?

What next in Iran’s nuclear plan? President Ahmadinejad says “we don’t have to tell you everything”. Science Correspondent Julian Rush visits a civil nuclear power station on the Persian Gulf coast.