Add BrightSurf on Google Email

Science News for October 7, 2011


Survey gives clues to origin of Type Ia supernovae

A new survey suggests that many Type Ia supernovae result from the merger of two white dwarf stars, challenging previous theories about their origins. The study, which analyzed data from distant exploding stars, found that these events may be more common than previously thought and could provide insights into the history of the universe.

SourceUniversity of California - Berkeley·JournalMonthly Notices of the Royal Astronomical Society·DateOct 7, 2011

Strong attachment to local communities made oil spill more stressful for many coastal residents

A study by LSU sociologists found that individuals with stronger sense of community attachment experienced higher anxiety, worry and fear during the BP Deepwater Horizon disaster. Strong attachments can create a self-reinforcing cycle of stress and anxiety when communities are threatened by natural resource depletion.

SourceLouisiana State University·JournalAmerican Behavioral Scientist·DateOct 7, 2011

Removal of restrictions can decrease music piracy

A new study from Rice University and Duke University found that removing digital rights management (DRM) restrictions can actually decrease music piracy. The research showed that while DRM restrictions make piracy more costly and difficult, they also have a negative impact on legal users who don't intend to engage in piracy.

SourceRice University·JournalMarketing Science·DateOct 7, 2011