Dark Energy

Posted in Astronomy at 4:14 pm by David Bradley -- 26 Comments; add yours

 

Type 1a Supernova Credit: NASA/Swift/S. Immler)

Forget the Large Hadron Collider (LHC), with its alleged ability to create earth-sucking microscopic black holes, its forthcoming efforts to simulate conditions a trillionth of a second after the Big Bang 100 metres beneath the Swiss countryside. There is a far bigger puzzle facing science that the LHC cannot answer: What is the mysterious energy that seems …

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Manes, Brains and Branes

Posted in Science at 1:00 pm by David Bradley -- Click to comment

 

Why the Lion Grew Its ManeI’m playing catch up, after some offline time last week (holidays, families, and illness), so today’s post is a grab-bag of the various items (mainly books) sitting in a large pile on my desk that I thought deserved a quick mention and a link or two for more information.

First up: Why the Lion Grew Its Mane – a big floppy book with a glossy …

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Nobel Prize for Physics 2007

Posted in Physics at 11:00 am by David Bradley -- 1 Comment

 

This year’s Nobel Prize for Physics went to Albert Fert (France) and Peter Grünberg (Germany), who share the prize fifty:fifty for their discovery of giant magnetoresistance in which a very weak magnetic change gived rise to a major difference in electrical resistance of a system.

This effect underpins the technology that is used to read data on hard disks. It is thanks to their discovery that it has been possible to miniaturize hard disks so radically …

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