The farmers' system and philosophy, he insists, have condemned them to go forth and multiply, peopling the earth and expanding their domain to the detriment of hunter-gatherers, whose philosophy, based on respect for nature and for the equality and freedom of each individual, including children, was no match for the rapacity, technology and productivity of the newcomers.

ECONOMIST: Farming and history

Boeing is expanding in more down-to-earth aviation services, too.

ECONOMIST: Aircraft manufacture

Because the universe is expanding, most galaxies are moving away from the Earth.

ECONOMIST: Astronomy

Sinecures only serve one purpose, occupying the precious time you have on earth, time you could spend testing your limits and expanding your view of the world.

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By measuring the red-shift of the burst's light (something that depends on how fast it is receding from Earth, and thus because the universe is expanding at a uniform rate how far away it is), it is possible to work out how bright it really was.

ECONOMIST: An illuminating burst

The search juggernaut is faced with the endless task of reading and ranking the ever-expanding Web's billions of pages, the equivalent of putting the Earth's population in order from tallest to shortest every few minutes.

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