News tagged with number

Hyperbolic homogeneous polynomials, oh my!

Cutting-edge mathematics today, at least to the uninitiated, often sounds as if it bears no relation to the arithmetic we all learned in grade school. What do topology and combinatorics and n-dimensional ...

dateApr 21, 2014 in Mathematics
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Cards with microchips could become more common

The "chip" is coming. Amid relentless revelations of cyberthieves stealing our credit card and other personal data, there's a renewed push to fortify the plastic cards sitting in millions of Americans' wallets.

dateFeb 11, 2014 in Security
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300,000-year-old hearth found

Humans, by most estimates, discovered fire over a million years ago. But when did they really begin to control fire and use it for their daily needs? That question – one which is central to the subject ...

dateJan 27, 2014 in Archaeology & Fossils
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Is the universe finite or infinite?

Two possiblities exist: either the Universe is finite and has a size, or it's infinite and goes on forever. Both possibilities have mind-bending implications.

dateMar 27, 2015 in Astronomy
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