Biology news

Peek into kangaroo's pouch shows 2 tiny pink joeys

Biology / Plants & Animals

created 21 hours ago | popularity not rated yet | comments 0

(AP) -- A zookeeper's efforts to earn a kangaroo's trust has paid off with a video showing twin joeys, tiny and pink, growing inside their mom's pouch.


US to fund research with some embryonic stem cells

Biology / Microbiology

created 20 hours ago | popularity not rated yet | comments 1

(AP) -- When President Barack Obama eased limits on taxpayer-funded embryonic stem cell research, the big question became how far scientists could go. Friday, the government answered: They must use cells culled from fertility ...


$14M effort announced to save rare Hawaiian bird (AP)

$14M effort announced to save rare Hawaiian bird

Biology / Ecology

created 21 hours ago | popularity not rated yet | comments 0

(AP) -- Federal wildlife officials say they plan to spend more than $14 million to prevent the extinction of the Hawaiian crow, one of the rarest forest birds in the world.




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Other News

Illegal trade devastates Sumatran orangutan population, report says

Biology / Ecology

created Apr 17, 2009 | popularity not rated yet | comments 0

Lack of law enforcement against illegal trade in Indonesia threatens the survival of orangutans and gibbons on Sumatra, a new study by the wildlife trade monitoring network TRAFFIC shows.


The story of X -- evolution of a sex chromosome

The story of X -- evolution of a sex chromosome

Biology / Microbiology

created Apr 16, 2009 | popularity 4.6 / 5 (8) | comments 1

(PhysOrg.com) -- Move over, Y chromosome - it's time X got some attention. In the first evolutionary study of the chromosome associated with being female, University of California, Berkeley, biologist Doris ...



Eruption of the La Cumbre volcano in Fernandina island

Volcanic eruption takes toll on Galapagos wildlife

Biology / Ecology

created Apr 16, 2009 | popularity 5 / 5 (1) | comments 0

A volcanic eruption over the weekend has taken a toll on the wildlife of the ecologically-fragile Galapagos Islands, causing the deaths of numerous fish and various sea lions, said officials on Thursday.


New nucleotide could revolutionize epigenetics

Biology / Microbiology

created Apr 16, 2009 | popularity 4.8 / 5 (6) | comments 0

Anyone who studied a little genetics in high school has heard of adenine, thymine, guanine and cytosine - the A,T,G and C that make up the DNA code. But those are not the whole story. The rise of epigenetics in the past decade ...


Researchers break the animal kingdom's colour code

Biology / Plants & Animals

created Apr 16, 2009 | popularity 4.1 / 5 (7) | comments 0

Charles Darwin was fascinated by the colours of animals - he once wrote to his colleague Alfred Russell Wallace asking why certain animals were "so
beautifully and artistically coloured".


Scientists use RNA to reprogram one cell type into another

Scientists use RNA to reprogram one cell type into another

Biology / Microbiology

created Apr 16, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- For the past decade, researchers have tried to tweak cells at the gene and nucleus level to reprogram their identity. Now, working on the idea that the signature of a cell is defined by molecules ...


Scientists discover new chemical reaction for DNA production in bacteria and viruses

DNA biosynthesis discovery could lead to better antibiotics

Biology / Microbiology

created Apr 16, 2009 | popularity 4 / 5 (1) | comments 0

Combating several human pathogens, including some biological warfare agents, may one day become a bit easier thanks to research reported by a University of Iowa chemist and his colleagues in the April 16 issue ...


A secret to night vision found in DNA's unconventional 'architecture'

Biology / Plants & Animals

created Apr 16, 2009 | popularity 5 / 5 (3) | comments 0

Researchers have discovered an important element for making night vision possible in nocturnal mammals: the DNA within the photoreceptor rod cells responsible for low light vision is packaged in a very unconventional way, ...


The tulip entered Europe through al-Andalus five centuries before believed

The tulip entered Europe through al-Andalus five centuries before believed

Biology / Plants & Animals

created Apr 16, 2009 | popularity 4.6 / 5 (5) | comments 0

A new study carried out at the University of Cordoba and the School of Arabic Studies provides information on the arrival of the flower to Europe. Contrary to what was thought up until now, the first bulbs ...


Emory study yields clue to how stem cells form

New study yields clue to how stem cells form

Biology / Microbiology

created Apr 16, 2009 | popularity not rated yet | comments 0

An Emory University study shows some of the first direct evidence of a process required for epigenetic reprogramming between generations - a finding that could shed more light on the mechanisms of fertilization, ...


Worms control lifespan at high temperatures

Biology / Plants & Animals

created Apr 16, 2009 | popularity 5 / 5 (1) | comments 1

The common research worm, C. elegans, is able to use heat-sensing nerve cells to not only regulate its response to hotter environments, but also to control the pace of its aging as a result of that heat, according to new ...


Conserved gene expression reveals our 'inner fish'

Biology / Microbiology

created Apr 16, 2009 | popularity not rated yet | comments 0

A study of gene expression in chickens, frogs, pufferfish, mice and people has revealed surprising similarities in several key tissues. Researchers writing in BioMed Central's open access Journal of Biology have shown that e ...


Researchers uncover secrets of salmonella's stealth attack

Biology / Microbiology

created Apr 16, 2009 | popularity 4 / 5 (1) | comments 0

A single crafty protein allows the deadly bacterium Salmonella enterica to both invade cells lining the intestine and hijack cellular functions to avoid destruction, Yale researchers report in the April 17 issue of the jo ...


Museum specimens aid conservation effort in Madagascar

Museum specimens aid conservation effort in Madagascar

Biology / Evolution

created Apr 16, 2009 | popularity 5 / 5 (1) | comments 0

There is a new tool for those developing conservation strategies for threatened species and landscapes: museum specimens. Richard Pearson and Christopher Raxworthy of the American Museum of Natural History ...


Viruses can turn harmless E. coli dangerous

Viruses can turn harmless E. coli dangerous

Biology / Microbiology

created Apr 16, 2009 | popularity 3 / 5 (3) | comments 0

For her doctorate, Camilla Sekse studied how viral DNA can be transmitted from pathogenic to non-pathogenic E. coli. Viruses that infect bacteria in this way are called bacteriophages. Her findings reveal ...