27/11/2006

Bio-inspired assembly of nanoparticle building blocks

Chemists at Rice University have discovered how to assemble gold and silver nanoparticle building blocks into larger structures based on a novel method that harkens back to one of nature's oldest known chemical innovations ...

Integral catches a new erupting black hole

ESA's gamma-ray observatory, Integral, has spotted a rare kind of gamma-ray outburst. The vast explosion of energy allowed astronomers to pinpoint a possible black hole in our galaxy.

Lessons learned from drought deaths 40,000 years ago

Drought-stricken Australia should heed a warning from a new study that shows a series of massive droughts killed giant kangaroos and other "megafauna" in south-east Queensland 40,000 years ago, according to researchers from ...

A giant among minnows: Giant danio can keep growing

Two fish that share much in common genetically appear to have markedly different abilities to grow, a finding that could provide a new way to research such disparate areas as muscle wasting disease and fish farming, a new ...

The topsy-turvy galaxy

The captivating appearance of this image of the starburst galaxy NGC 1313, taken with the FORS instrument at ESO's Very Large Telescope, belies its inner turmoil. The dense clustering of bright stars and gas in its arms, ...

Humpback whales have brain cells also found in humans

Cetaceans, the group of marine mammals that includes whales and dolphins, have demonstrated remarkable auditory and communicative abilities, as well as complex social behaviors. A new study published online November 27, 2006 ...

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