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Mathematical mysteries: Foucault's pendulum and the eclipse

You may have seen Foucault's pendulum. There's one in the Science Museum in London (part of the National Museum of Science and Industry), and there are many more in various locations around the UK (for instance, in Glasgow) and the world (including one at the United Nations Headquarters and a famous example at Le Panthéon in Paris).
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Doing the twist

Perhaps the most sinister weather phenomenon in the world is the twister - that dark, dangerous funnel drooping from the clouds that weaves its way across the landscape, leaving a narrow trail of devastation in its wake.
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The art of numbers

At the Hewlett Packard campus in Bristol, a group of keen researchers are bringing together the worlds of advanced mathematics and fine art. Kona Macphee investigates.
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The dynamic sun

On 11th August 1999 a total eclipse of the Sun will be visible from parts of the UK. It will provide a spectacular display, but why is the Sun so interesting? Helen Mason explains.

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Green and pink numbers in hexagons

Radio controlled?

We take reliable radio communications for granted, but accommodating many different users is not easy. Robert Leese explains how the mathematics of colouring graphs can help avoid interference on your mobile phone.

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Frontispiece designed by Kepler

The origins of proof II : Kepler's proofs

Johannes Kepler (1571-1630) is now chiefly remembered as a mathematical astronomer who discovered three laws that describe the motion of the planets. J.V. Field continues our series on the origins of proof with an examination of Kepler's astronomy.

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A knotty sartorial question

Who says that academics don't have a sense of style? Two researchers from the University of Cambridge's Department of Physics have brought a whole new sartorial dimension to the daily ritual of putting on a tie.
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Spiralling stars

Using a telescope at the Keck Observatory in Hawaii, astronomers have discovered a new star where spun-off stellar material is being dragged into a spiralling tail.