Archive: 04/27/2012

Solution to ancient rock puzzle posited

A superplume, or massive episode of volcanic eruptions that related to extensive melting of the Earth's mantle, could explain the puzzling reappearance of major iron formations long after the rise in atmospheric ...

Apr 27, 2012
5 / 5 (2) 0

Atomic clock comparison via data highways

(Phys.org) -- Optical atomic clocks measure time with unprecedented accuracy. However, it is the ability to compare clocks with one another that makes them applicable for high-precision tests in fundamental ...

Apr 27, 2012
not rated yet 3 | with audio podcast

New 'bench top' machines open up DNA sequencing

(Phys.org) -- Research carried out by scientists at the University of Birmingham have found that new ‘bench-top’ machines for sequencing DNA are capable of accurately identifying over 95% of a genome, signalling ...

Apr 27, 2012
5 / 5 (2) 0 | with audio podcast

Landsat satellites see Texas crop circles

(Phys.org) -- A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in this time series animation of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this ...

Apr 27, 2012
3.3 / 5 (3) 1

More light shed on how pigeons navigate

(Phys.org) -- Pigeons are renowned for their ability to find their way home from a release point hundreds of miles away, but scientists have never fully understood how they are able to achieve the feat. Now ...

Apr 27, 2012 report
4.5 / 5 (4) 1 | with audio podcast

CMS experiment observes new Xi_b beauty particle

The CMS experiment has submitted a paper for publication describing the first observation of a new, excited beauty baryon known as the Ξ*b0, with a statistical significance of more than 5 standard deviations (5σ) abo ...

Apr 27, 2012
4.8 / 5 (5) 2

Doubling the information from the Double Helix

(Phys.org) -- Our genes control many aspects of who we are — from the colour of our hair to our vulnerability to certain diseases — but how are the genes, and consequently the proteins they make ...

Apr 27, 2012
4.8 / 5 (5) 0 | with audio podcast