New trigonometry is a sign of the times

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Mathematics students have cause to celebrate. A University of New South Wales academic, Dr Norman Wildberger, has rewritten the arcane rules of trigonometry and eliminated sines, cosines and tangents from the trigonometric toolkit.


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All News summaries for September 16, 2005

Hundreds of new marine species discovered: Australian scientists

47 minutes ago | User rating: not rated yet
Hundreds of new marine species and previously uncharted undersea mountains and canyons have been discovered in the depths of the Southern Ocean, Australian scientists said Wednesday.

Siren voice means she's fertile

48 minutes ago | User rating: not rated yet
A woman raises the pitch of her voice during her most fertile period of the month in an unconscious boost to her femininity, according to a study published Wednesday in the British journal Biology Letters. ...

DNA could reveal your surname

1 hour ago | User rating: not rated yet
(PhysOrg.com) -- Scientists at the world-leading Department of Genetics at the University of Leicester – where the revolutionary technique of genetic fingerprinting was invented by Professor Sir Alec Jeffreys- are developing ...

Economists: Tough measures needed to cure economic ills

12 hours ago | User rating: not rated yet
(PhysOrg.com) -- An ailing financial industry is going to need strong medicine to pull out of a deepening credit crunch brought on by risky loans and deregulation, Purdue University economists said Monday.

Koalas calling

12 hours ago | User rating: not rated yet
With the help of mobile phone technology, UQ researchers are set to decipher the distinctive grunting noises made by male koalas during the spring mating season.
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