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Science News for October 30, 2015


Divorce rate doesn't go up as families of children with disabilities grow

Researchers found that couples with typically-developing children who can pitch in to care for and support their siblings with developmental disabilities may experience less marital stress. In contrast, parents of children with developmental disabilities experienced a similar risk of divorce regardless of family size.

SourceUniversity of Wisconsin-Madison·JournalAmerican Journal on Intellectual and Developmental Disabilities·DateOct 30, 2015

Long distance love affair

A new study published in Personality and Social Psychology Bulletin suggests that psychological distance plays a key role in determining attraction, particularly in matters of relative performance. Men preferred women who were smarter than them in hypothetical or distant situations, but became less attracted to them when they were phys...

SourceUniversity at Buffalo·JournalPersonality and Social Psychology Bulletin·DateOct 30, 2015

Chemical complexity promises improved structural alloys for next-gen nuclear energy

Designing alloys to withstand extreme environments is a fundamental challenge for materials scientists. Researchers found that exploiting the complexity of equal amounts of up to four different metallic elements can lead to improved radiation resistance. The results reveal significantly reduced defect production and damage accumulation...

SourceDOE/Oak Ridge National Laboratory·JournalNature Communications·DateOct 30, 2015

Reptile pets

A recent study reveals that reptile pets can shuttle grasshopper allergy and asthma into homes. Researchers found that insects used as reptile food can cause allergic reactions, even after exposure has ceased. Experts recommend keeping reptile food outside of homes to prevent this issue.

SourceUniversity of Veterinary Medicine -- Vienna·JournalWorld Allergy Organization Journal·DateOct 30, 2015

Research shows Cuba's Internet issues

Researchers at Northwestern University found Cuba's Internet connection to be among the poorest in the Americas, with information traveling back from the US taking up to 270 milliseconds. The team is exploring a possible configuration problem or routing policy as the cause of this delay.

Simple mathematical formula models lithium-ion battery aging

A team of Penn State researchers has created a simple mathematical formula to predict the most influential factors in lithium-ion battery aging. The formula takes into account state of charge, charging/discharging frequency, operating temperature, and current to estimate battery degradation.

SourcePenn State·JournalJournal of Power Sources·DateOct 30, 2015