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Science News Archive 2014 - Page 44


Page 44 of 376

Trends in plant biodiversity data online

The study using Google Analytics found that online plant databases are visited by users in over 100 countries, with mobile traffic growing steadily. This highlights the democratization of botanical information, equal access for researchers worldwide, and reduced wear on biodiversity objects.

SourcePensoft Publishers·JournalBiodiversity Data Journal·DateNov 14, 2014

HIV risks high in Mexico City's male sex trade

A new study reveals a stark assessment of the health dangers faced by male sex workers in Mexico City, with 38% having HIV and 21% having syphilis. The study highlights the need for incentives to promote condom use and improve individual and population health.

SourceBrown University·JournalJournal of the International AIDS Society·DateNov 14, 2014

Total recall: The science behind it

A new international study led by the Research Institute of McGill University Health Centre has identified a molecule that puts a brake on brain processing and when removed, brain function and memory recall are improved. The study found that suppressing the production of molecules required for building new memories leads to stronger con...

SourceMcGill University Health Centre·JournalCell Reports·DateNov 13, 2014

Cold-induced pain linked to the garlic and mustard receptor

Researchers at Lund University have identified a mechanism that creates cold-induced pain, linking it to the same receptor that reacts to pungent substances in mustard and garlic. This discovery could help those with cold allodynia, a common problem among patients with chronic pain or nervous system diseases.

SourceLund University·JournalProceedings of the National Academy of Sciences·DateNov 13, 2014

Ocean carbon uptake more variable than thought

Researchers created a global model of CO2 uptake using fine-scale observations, finding strong interannual variations and the Pacific Ocean dominating flux variability. The study's lead author notes that shipboard measurements provide key data for estimating ocean CO2 sink variability.

SourceWiley·JournalGlobal Biogeochemical Cycles·DateNov 13, 2014

Ocean primed for more El Niño

A new study using coral samples from a remote Pacific island in Kiribati reveals the ocean has warmed over the last sixty years, priming it for stronger El Niáo events. This warming trend could have a major impact on Australia's weather, particularly during El Niáo events when warm waters move eastward and bring droughts.

SourceAustralian National University·JournalPaleoceanography·DateNov 13, 2014

Is there such a thing as 'Facebook Murder'?

A recent investigation explored whether Facebook murders were unique and worthy of a new label. The study found that these crimes followed typical patterns, with victims knowing their killers, and social media played no more significant role than other tools in the commission of violence.

SourceWiley·JournalThe Howard Journal of Criminal Justice·DateNov 13, 2014

Solving the puzzle of cooperation in group environments

The study reveals that cooperation emerges when individuals assemble into groups that interact through repeated Public Goods Games. The authors propose an evolutionary game theory model, which suggests a large set of possible responses depending on previous levels of group cooperation. Ultimately, the most successful strategy is 'All-o...

SourcePLOS·JournalPLOS Computational Biology·DateNov 13, 2014