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Fysica en Wiskunde


Eternal black holes are the ultimate cosmic safes

NewScientist/Fysica - vr, 03/09/2010 - 18:59

Normally, black holes evaporate over time, a process that probably releases information about their contents – but there may be a way to create black holes that stand the test of time

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Trojan asteroids make planetary scientist lose sleep

NewScientist/Fysica - vr, 03/09/2010 - 16:33

The sizes of asteroids near Jupiter spell trouble for the leading theory of how our solar system evolved

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Second super-fast flip of Earth's poles found

NewScientist/Fysica - vr, 03/09/2010 - 12:04

Theory says the Earth's magnetic field can't flip in just a few years, yet for the second time evidence has been found of it happening in the past

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Physicists divided over life extension for US collider

NewScientist/Fysica - vr, 03/09/2010 - 00:04

A panel of physicists recommends keeping Fermilab's Tevatron collider alive for an extra three years, but others worry about collateral damage

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Hawking hasn't changed his mind about God

NewScientist/Fysica - do, 02/09/2010 - 16:36

Stephen Hawking's new book is the biggest science news story of the day. Has he suddenly given up a religious belief, asks Roger Highfield

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Weird water lurking inside giant planets

NewScientist/Fysica - do, 02/09/2010 - 14:51

A form of water deep within Uranus and Neptune may behave like a liquid and a solid simultaneously, explaining the planets' bizarre magnetic fields

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Void that is truly empty solves dark energy puzzle

NewScientist/Fysica - wo, 01/09/2010 - 18:00

Forget vacuums fizzing with particle activity: a new calculation shows this strange notion isn't necessary after all

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Real invisibility threads would be fit for an emperor

NewScientist/Fysica - za, 28/08/2010 - 10:00

Combining techniques used to produce light-bending metamaterials with those used to make optical fibres might just make see-through threads a reality

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Black holes + dark matter = light

NewScientist/Fysica - vr, 27/08/2010 - 16:48

Two of the darkest things in the universe may together be making light – or at least, gamma rays – detectable from Earth

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Sunspots squeeze and stretch the day

NewScientist/Fysica - vr, 27/08/2010 - 14:46

These dark regions may somehow alter the rate of Earth's spin – an insight that could help steer spacecraft more accurately

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Acoustic archaeology: The secret sounds of Stonehenge

NewScientist/Fysica - vr, 27/08/2010 - 10:31

Trevor Cox reveals how the acoustic footprint of the world's most famous prehistoric monument was measured

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Synchronised planets could help weigh alien Earths

NewScientist/Fysica - vr, 27/08/2010 - 00:10

The first multiple planet system found by NASA's Kepler mission shows the telescope can weigh planets that are gravitationally linked with their neighbours

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Echoes of the past: The sites and sounds of prehistory

NewScientist/Fysica - do, 26/08/2010 - 15:48

Did our ancient ancestors build to please the ears as well as the eyes? Trevor Cox pitches into the controversial claims of acoustic archaeologists

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Infinite doppelgängers may explain quantum probabilities

NewScientist/Fysica - do, 26/08/2010 - 13:28

Quantum probabilities have been tied to something concrete, if bizarre – the notorious possibility that multiple versions of you exist

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Can we grab electricity from muggy air?

NewScientist/Fysica - do, 26/08/2010 - 13:28

A team of chemists think we can get power from air – if we don't mind violating a long-held chemical principle

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Is quantum theory weird enough for the real world?

NewScientist/Fysica - ma, 23/08/2010 - 08:00

Our most successful theory of nature is bewilderingly remote from reality. But fixing that may require a weirder theory still

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Flawed proof ushers in era of wikimath

NewScientist/Fysica - vr, 20/08/2010 - 13:58

The latest attempt to prove P ≠ NP may be in trouble, but it has still left its mark with a new way of doing mathematics

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Making light work of LED droop

NewScientist/Fysica - vr, 20/08/2010 - 11:05

LEDs suffer from an embarrassing drop in performance when the power goes up. Tweaking their "quantum wells" could perk them up

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Hydrogen bonds are caught on camera

NewScientist/Fysica - vr, 20/08/2010 - 09:00

They lead to water's high boiling point, ice's ability to float and DNA's double helix – now hydrogen bonds have been imaged for the first time

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Mathematics 'Nobel' rewards boundary-busting work

NewScientist/Fysica - do, 19/08/2010 - 16:37

Four mathematicians have won the Fields medal for work that helps unify the traditionally disparate fields of pure and applied mathematics

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