April 8 (Reuters) - Global shipments of personal computers returned to growth in the first quarter after two years of decline, according to preliminary results from market research firm ...

Over the last decade, the world was on average around 1.2C warmer than during the late 19th ... it's not clear precisely where these thresholds sit. About 3.3 to 3.6 billion people are highly ...

Miles, feet and inches are old units of length. These are known as imperial units of length but are not now commonly used in maths. There are 12 inches in a foot. An inch is roughly equal to 2.5 ...

Solar technologies convert sunlight into electrical energy either through photovoltaic panels or through mirrors that concentrate solar radiation. Although not all countries are equally endowed ...