Health and Science

There is little to guarantee that any vitamin, mineral, probiotic, sports supplement, herbal treatment, or other dietary supplement is safe, effective, or even contains what’s on its label. Last year a NY Attorney General's investigation found that several popular store-brand supplements at four major retailers — GNC, Target, Walgreens and Walmart — contained contaminants not listed among the labeled ingredients. Just 21 percent of them actually had the DNA of the plant species they purported to be vending. more »

Since 1990, cancer mortality in the United States has dropped by a dramatic 23 percent, and research shows that prevention efforts like more and better screenings and public education around risk factors like smoking can take credit for much of that progress. V.P. Biden's discussion with cancer experts such as NIH director Francis Collins and Nobel laureate Elizabeth Blackburn, now president of the Salk Institute for Biological Studies touched on the promise of CRISPR/Cas9 gene editing to help find new ways to tackle cancer. more »

Rose Madeine Mula writes: If the hullabaloo continues to escalate, the next generation of toddlers will be wearing hearing aids to pre-school where they will learn sign language. Talking will become obsolete since we won't be able to hear what anyone says, music will just be something people will read about in history books, and silent movies will make a big comeback. There will be no need to buy costly quadraphonic sound systems, and cars will be less expensive because they won't have radios or horns. more »

Knitters of the web rejoice: TECHknitting can elevate your skills and answer your questions. In 1845, two ships left England to explore the Canadian Arctic, locate a northern route to China and gather geomagnetic data. Both ships and 129 men disappeared. Ars Technica will be interesting for technology news, policy analysis, scientific advancements, gadget reviews, software, hardware. Recent Neurologica posts examine the neural correlates of delayed gratification, the nature of irrational fears and thoughts on the possibly holographic nature of the universe. 15 chapters take readers from the advent of the American railroads in the 1820s, through the golden age of the 1880s and 1890s to the 1980s and onward. more »