Archive: 05/23/2013

White tiger mystery solved

White tigers today are only seen in zoos, but they belong in nature, say researchers reporting new evidence about what makes those tigers white. Their spectacular white coats are produced by a single change ...

May 23, 2013
5 / 5 (4) 0 | with audio podcast

A hidden population of exotic neutron stars

(Phys.org) —Magnetars – the dense remains of dead stars that erupt sporadically with bursts of high-energy radiation - are some of the most extreme objects known in the Universe. A major campaign using ...

May 23, 2013
4.8 / 5 (16) 6 | with audio podcast

Unspooling DNA from nucleosomal disks

The tight wrapping of genomic DNA around nucleosomes in the cell nucleus makes it unavailable for gene expression. A team of Ludwig-Maximilians-Universitaet (LMU) in Munich now describes a mechanism that allows chromosomal ...

May 23, 2013
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