bilingualism in children A One misguided legacy of over a hundred years of writing on bilingualism is that children’s intelligence will suffer if they are bilingual. Some of the earliest research into bilingualism examined whether bilingual children were ahead or behind monolingual2 children on IQ tests. From the 1920s through to the 1960s, the tendency was …
Seed vault guards resources for the future Fiona Harvey paid a visit to a building whose contents are very precious. About 1,000 km from the North Pole, Svalbard is one of the most remote places on earth. For this reason, it is the site of a vault that will safeguard a priceless component of our …
The Brain and Intelligence Human intelligence is an elusive quality. We all think we know it when we see it but try to pin down that quality to a firm, testable definition and suddenly, even for the most experienced researchers, the concept disappears. But now a team of British and German scientists believe they have …
britain set for heat wave in 2050 A As you sit in your home or office and look at the rain running relentlessly down the window pane, you will almost certainly be thinking, “This is more like February, when will summer arrive?” This summer seems to have been colder and wetter than ever. So here is …
a spark, a flint; how fire leapt to life The control of fire was the first and perhaps greatest of humanity’s steps towards a life-enhancing technology. To early man, fire was a divine gift randomly delivered in the form of lightning, forest fire or burning lava. Unable to make flame for themselves, the earliest people …
Sharks – face extinction Professor Robert Law, bead of Marine Biological Ltd, which monitors the ocean environment, and a leading governmental advisor on marine pollution, is claiming today that sharks are in danger of extinction. Professor Law’s main point is that worldwide the number of sharks of most species is dropping rapidly. Exact figures about …
the coral reefs of agatti island A Agatti is one of the Lakshadweep Islands off the southwest coast of India. These islands are surrounded by lagoons and coral reefs which are in turn surrounded by the open ocean. Coral reefs, which are formed from the skeletons of minute sea creatures, give shelter to a variety of …
THE ROCKET – FROM EAST TO WEST A The concept of the rocket, or rather the mechanism behind the idea of propelling an object into the air, has been around for well over two thousand years. However, it wasn’t until the discovery of the reaction principle, which was the key to space travel and so represents …
Passage 1 The people of ancient Egypt emerged as one of the first Western civilisations. Sustained by the River Nile and protected by vast deserts, the Egyptians lived in comparative security, prosperity and peace for thousands of years. When such conditions exist, the civilisation and its arts usually flourish. To this day, many of the …
ADAM’S WINE A Water is the giver and, at the same time, the taker of life. It covers most of the surface of the planet we live on and features large in the development of the human race. On present predictions, it is an element that is set to assume even greater significance. B Throughout history, water …
