Are Rats Risk-Averse?

Rats are often studied to determine how humans might behave in a similar situation or react to a medication. Though rats have been known to understand simple reward and punishment responses, it has not been explored whether rats could understand the concept of “playing the odds.” A recent study by Zeeb, Robbins, & Winstanley in…

Component of Common Plastics Linked to ADHD

A new report by Korean scientists has found that phthalates—important components of many consumer products, including toys, cleaning materials, plastics, and personal care items—are associated with symptoms of attention-deficit/hyperactivity disorder (ADHD). Studies to date on phthalates have been inconsistent, with some linking exposure to these chemicals to hormone disruptions, birth defects, asthma, and reproductive problems,…