Julia Sneden wrote: A couple of the teachers dragooned some of the mothers to bring their sewing machines to school, to sew up "dinosaur pillows" which were patterned from the children's huge drawings on unfolded newspaper. For the most part, the teachers scorned published educational programs and workbooks that made boring the process of learning, and taught their students directly, thrillingly, energetically and in partnership – which also describes the way the children learned. more »

Websites for online classified ads selling sex are widely used by human traffickers, but law enforcement efforts to trace and disband human trafficking rings are hindered by the pseudonymous nature of adult ads, the tendency of ring leaders to employ multiple phone numbers and email addresses to avoid detection and the difficulty in determining which online ads reflect willing participants in the sex trade and which reflect victims forced into prostitution. The study is a first step toward developing a suite of freely available tools to help police and non-profit institutions overcome these challenges and identify victims of sexual exploitation on websites such as Backpage and Craigslist.   more »

In a bid to detect cancers early and in a noninvasive way, scientists at the Johns Hopkins Kimmel Cancer Center report they have developed a test that spots tiny amounts of cancer-specific DNA in blood and have used it to accurately identify more than half of 138 people with relatively early-stage colorectal, breast, lung and ovarian cancers. The test, the scientists say, is novel in that it can distinguish between DNA shed from tumors and other altered DNA that can be mistaken for cancer biomarkers. more »

  In the face of opposition by the power industry, Environmental Protection Agency chief Scott Pruitt is planning to scrap an Obama-era rule to curb discharges of lead, arsenic and mercury from power plants into sources of drinking water. The Environme… more »