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First Harmful Algal Bloom Species Genome Sequenced

*Brown Tide Culprit Uniquely Suited to Thrive in Environmentally Impacted Estuaries*

The microscopic phytoplankton Aureococcus anophagefferens, which causes devastating brown tides, may be tiny but it’s a fierce competitor.

In the first genome sequencing of a harmful algal bloom species, researchers found that Aureococcus’ unique gene complement allows it to outcompete other marine phytoplankton and thrive in human-modified ecosystems, which could help explain the global increases in harmful algal blooms (HABs). (more…)

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Study Looks at How Homeless Kids’ Use of Online Social Networks Can Affect Sexual Behavior

*Findings show sites could increase risky sex, also serve as tool for interventions*

A new UCLA AIDS Institute study suggests that the use of social networking websites by homeless youth can lead to an increase in risky sexual behaviors. But interestingly, homeless kids who used these sites were also more likely to have been tested for sexually transmitted infections and to be better informed about preventing such infections and HIV.  (more…)

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People With Low Self-Esteem Show More Signs of Prejudice

When people are feeling badly about themselves, they’re more likely to show bias against people who are different. A new study published in Psychological Science, a journal of the Association for Psychological Science, examines how that works.

“This is one of the oldest accounts of why people stereotype and have prejudice: It makes us feel better about ourselves,” says Jeffrey Sherman of the University of California, Davis, who wrote the study with Thomas Allen. “When we feel bad about ourselves, we can denigrate other people, and that makes us feel better about ourselves.” (more…)

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