Here are some of the most interesting science news articles I read this week:
Birds adapting to Chernobyl's radiation
Star is discovered to be a close neighbor of the sun and the coldest of its kind
Researchers discover the seat of sex and violence in the brain
Extracting energy from wastewater
NASA Spinoff 2013 shows how much space is in our lives
NASA seeks ideas for mission to oceanic Jovian moon
Search for life on exoplanets more difficult than thought
Caltech's Cosmic Web Imager directly observes "dim matter"
Chronic stress makes food make you fatter
Among wasps, bigger eyes evolved the better to see social cues
Crocodile tears please thirsty butterflies and bees
Smallest, most precise 3D printing pen yet nearing entry to market
Have a good weekend, everyone, and see you on Monday!