Odds and ends

Potassium as important as sodium for healthy blood pressure

http://www.medicalnewstoday.com/articles/316823.php

Pushing X-Ray Imaging to Its Physical Limits

http://go.newsfusion.com/science-news/item/4839977

 

Brain cell therapy 'promising' for Parkinson's disease

http://go.newsfusion.com/science-news/item/4840099

Rorschach and his inkblots

http://go.newsfusion.com/science-news/item/4838062

Sperm Loaded With Drugs Could Target Cancers

http://go.newsfusion.com/science-news/item/4837491

Excessive groundwater use may hit food security

http://www.scidev.net/asia-pacific/water/news/excessive-groundwater-food-security.html