A runaway train carrying industrial acid travelled through Ohio for an hour with no-one at the controls after rolling out of a marshalling yard.
Lake Windermere in the Lake District in Cumbria has been branded unfit for bathing by the European Commission. It is the first time the lake has failed to meet minimum standards since 1976.
Bus and train operator FirstGroup is looking for parents to drive new American-style yellow school buses. The company is importing 100 of the environmentally-friendly buses from the US in a bid to change the UK's approach to the school run.
British marine biologists are planning to dump 50,000t of concrete blocks into the North Sea to boost fish stocks. The £1M project aims to create an experimental artificial reef to attract fish, crabs and the prized west coast lobster.
The Siberian town of Yukutst, built completely on concrete stilts sunk into permafrost, is under threat of destruction from flood waters from the River Lena. The flood waters are the result of large ice jams thawing after Russia's worst winter for half a century.
Construction of Germany's Holocaust memorial is due to begin this summer. The design, by American architect Peter Eisenman, features 2,700 concrete slabs spread over a plot the size of two football pitches near the Brandenburg Gate in Berlin.
A British builder went to the Cannes film festival with a 15 minute film and came back with a £2.5M deal to make it into a full length feature. Jay Wheddon had taken out a loan and his mother had mortgaged her home to make the 15 minute short, 'For Want Of A Kiss'.
The 10 municipal waste incinerators operating in England have breached pollution regulations 553 times in the past two years, Greenpeace claims.
A London Underground signal has been passed at danger more than 30 times, unions claimed this week. They said drivers cannot see it properly. The signal, at Colindale on the Northern Line, is due to be moved this week.
City University in London suffered millions of pounds of damage this week when a fire broke out in the listed College Building. The university's music rooms, journalism department and administration offices were also damaged.
California's energy watchdogs are planning legal action against the state's alleged cartel of electricity companies which they claim shut down plant to drive up power prices. The cost of power soared from £140/MWh in December to £1,400 last week.
Researchers from the Royal Holloway University of London are urging motorists to sign up to the National Hedgehog Monitoring Programme this year. Volunteers are asked to spot hedgehogs, dead or alive, between July and September.
A new museum in Edinburgh is to be the centrepiece of a £1bn urban regeneration programme for the city. The centre will display artefacts from whale skeletons to steam engines.