Cambridge IELTS 09

Children with auditory problems

Hearing impairment or other auditory function deficit in young children can have a major impact on their development of speech and communication, resulting in a detrimental effect on their ability to learn at school. This is likely to have major consequences for the individual and the population as ..

Sep 29,2017
Venus in transit

June 2004 saw the first passage, known as a ‘transit’, of the planet Venus across the face of the Sun in 122 years. Transits have helped shape our view of the whole Universe, as Heather Cooper and Nigel Henbest explain. On 8 June 2004, more than half the population of the world were treated to a..

Sep 29,2017
The development of museums

The conviction that historical relics provide infallible testimony about past is rooted in the nineteenth and early twentieth centuries, when science was regarded as objective and value free. As one writer observes: ‘Although it is now evident that artefacts as easily altered as chronicl..

Sep 29,2017
The search for Extra-terrestrial Intelligence

IS THERE ANYBODY OUT THERE? The question of whether we are alone in the Universe has haunted humanity for centuries, but we may now stand poised on the brink of the answer to that question, as we search for radio signals from other intelligent civilisations. This search, often known by the acronym S..

Sep 29,2017
Tidal power

Undersea turbines which produce electricity from the tides are set to become an important source of renewable energy for Britain. It is still too early to predict the extent of the impact they may have, but all the signs are that they will play a significant role in the future...

Sep 29,2017
The man who invented synthetic dyes

The man who invented synthetic dyes William Henry Perkin was born on March 12,1838, in London, England. As a boy, Perkin’s curiosity prompted early interests in the arts, sciences, photography, and engineering...

Sep 29,2017
The history of the tortoise

If you go back far enough, everything lived in the sea. At various points in evolutionary history, enterprising individuals within many different animal groups moved out onto the land, sometimes even to the most parched deserts, taking their own private seawater with them in blood and cellular fluid..

Sep 29,2017
Information theory - the big idea

Information theory lies at the heart of everything-from DVD players and genetic code of DNA to the physics of universe at its most fundamental. It has been central to the development of the science of communication, which enables data to be sent electronically and has therefore had a major impact on..

Sep 28,2017
Young children's sense of identity

A sense of self develops in young children by degrees. The process can usefully be thought of in terms of the gradual emergence of two somewhat separate features: the self as a subject, and the self as an object...

Sep 28,2017
Attitudes to language

It is not easy to be systematic and objective about language study. Popular linguistic debate regularly deteriorates into invective and polemic. Language belongs to everyone, so most people feel they have a right to hold an opinion about it...

Sep 28,2017