It’s a common sight across the Valley: people standing on street corners or outside businesses asking for money. Panhandling can create a challenge between protecting both a person’s free speech rights and a retailer’s investment. Two Arizona communities are taking on the challenge in different ways.
Metal detectors and bag checks have become pretty common security measures at venues that attract big crowds. Now, there’s growing interest in a less noticeable security measure: monitoring social media.
Climate change scientists know that plants can’t grow larger with extra carbon dioxide unless they also have nitrogen. But a new study coauthored by a Flagstaff ecologist shows fungus can help plants get around that limitation.
More women than men are stricken with Alzheimer’s disease. It’s not simply because women live longer than men — on average more than four years. Research is looking into genetic factors and whether hormonal milestones such as puberty, pregnancy and the onset of menopause are triggers.