Smartphones, tablets and computers could help seniors stay connected to their communities and families. But a hefty price tag, steep learning curves, and designs meant for younger eyes and hands could keep some older adults from logging on. Guests discuss the best ways for seniors to tackle new technology, and how devices can be adapted to accommodate older users.
This is SCIENCE FRIDAY. I'm Flora Lichtman, filling in for Ira Flatow today. Last year, researchers reported a breakthrough in treating Alzheimer's disease. They'd found a drug that appeared to reverse the symptoms of Alzheimer's in mice. The drug was already on the market, approved by the FDA to treat a type of skin cancer, meaning Alzheimer's patients could ask their doctors for a prescription, and some did.
This is SCIENCE FRIDAY. I'm Flora Lichtman. You've likely heard of the legendary explorers Lewis and Clark, but maybe not of the U.S. Army explorer Stephen Harriman Long, an engineer who led a scientific expedition through the Great Plains 15 years after Lewis and Clark.
His expedition traveled through Oklahoma, Kansas and Nebraska. And what did his crew make of "America's Breadbasket"? A place wholly unfit for cultivation or agriculture, they said. On a map, the explorers labeled the Great Plains as the Great American Desert.
In parts of the southeastern US, aggressive fire ants have been driven out by an even more recent arrival, the tawny crazy ant. Edward LeBrun, a researcher at the University of Texas at Austin, describes the newcomers and how one invasive species can out-invade another.