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Country's economy plays role in Internet file-sharing patterns

Researchers analyzed 10,000 BitTorrent users from around the world and found that most are 'content specialists' sharing specific types of content, such as music or movies. The study also reveals a correlation between country's GDP per capita and file-sharing behavior, with users in poorer countries downloading larger files like movies.

SourceNorthwestern University·JournalProceedings of the National Academy of Sciences·DateOct 8, 2014

Fun or exercise?

Researchers at Cornell Food & Brand Lab found that adults who viewed their exercise as fun ate less chocolate pudding and M&Ms afterwards. Viewing exercise as a chore led to overeating as a reward.

SourceCornell Food & Brand Lab·JournalMarketing Letters·DateJul 9, 2014

Genes bring music to your ears

Researchers analyzed the genomes of 767 individuals for single nucleotide polymorphisms (SNP) to identify genetic loci related to musical aptitude. The study found associations with genes involved in inner-ear development, auditory pathways, and emotional processing.

SourceAcademy of Finland·JournalMolecular Psychiatry·DateMar 12, 2014

Some people really just don't like music

Researchers identified individuals with specific musical anhedonia, a condition where people can't experience pleasure from music. They found that these individuals show no autonomic responses to music but respond to monetary rewards, suggesting different ways to access the reward system.

SourceCell Press·JournalCurrent Biology·DateMar 6, 2014

World-class orchestras judged by sight not sound

Researchers found that world-class orchestras can be accurately identified by silent video footage, but not through sound recordings. Participants scored significantly better when shown video-only clips than when played audio clips, suggesting visual cues about group dynamics and leadership play a crucial role in judgment.

SourceUniversity College London·JournalOrganizational Behavior and Human Decision Processes·DateMar 3, 2014

Big beats bolster solar cell efficiency

Researchers at Queen Mary University of London discovered that high-frequency vibrations in pop and rock music enhance energy generation in solar cells, increasing efficiency. The study, published in Advanced Materials, suggests a new potential for printed solar cells to generate electricity from sunlight.

SourceQueen Mary University of London·JournalAdvanced Materials·DateNov 6, 2013

Seeing the song

A new Northwestern University study tracked the auditory system's response to highly complex auditory-visual stimuli like music and moving images. The research shows that the left auditory cortex specializes in processing precise timing for sounds and applies this ability to encode auditory-visual synchrony, but only in certain situati...

SourceNorthwestern University·JournalPLOS ONE·DateOct 23, 2013

Alcohol leaving the UK charts with a hangover

A study analyzing UK music charts over four decades found a significant increase in alcohol references, with almost one in five top 10 songs featuring alcohol-related lyrics. Researchers warn that these messages may be reaching larger audiences than traditional advertising, posing a concern for young people's drinking behaviors.

SourceSAGE·JournalPsychology of Music·DateSep 30, 2013

Teen driver music preferences increase errors and distractibility -- Ben-Gurion U. study

A new study from Ben-Gurion University of the Negev found that teen drivers who listen to their preferred music while driving are more likely to commit errors and miscalculations. In contrast, listening to background music designed to increase driver safety reduced deficient driving behaviors by 20 percent.

SourceAmerican Associates, Ben-Gurion University of the Negev·JournalAccident Analysis & Prevention·DateAug 22, 2013

Superb lyrebirds move to the music

Male superb lyrebirds' choreographed dance movements are linked to specific songs, with females selecting the best performers. The birds' dancing skills are crucial for mating, with years of practice before maturity.

SourceCell Press·JournalCurrent Biology·DateJun 6, 2013

Practice makes perfect? Not so much

A study by Michigan State University's Zach Hambrick found that practice accounts for only about one-third of the differences in skill in chess and music. Natural talent and factors such as intelligence and age of start may contribute to the remaining two-thirds.

SourceMichigan State University·JournalIntelligence·DateMay 20, 2013