Metals known as ‘rare earth elements” are in growing demand worldwide. They’re vital for many of the high tech devices we all use. China has been the major source for rare earth minerals, but recently cut its exports. This has geologists in the U.S. searching for domestic deposits.
If the term ‘rare earths’ is not familiar to you, the high tech devices that depend on them are. From the ear buds for your cell phone, to advanced medical devices like MRIs, and new technologies such as wind turbines, magnetic refrigeration and electric cars
People who spend much time in an American hospital may begin to feel like they’re surrounded by vampires.
Blood testing is a key part of modern medicine, and patients may be subject to dozens of needle sticks over the course of a week. Now, a device developed by students at the University of Virginia could change all that.
Urban planners in Virginia are trying to make bicycling safer, but they’re hampered by a lack of statistics about who’s riding where.
Alec Gosse rides his bike to work at a Charlottesville company that analyzes data, and this year he was working on a PhD in environmental engineering. Those interests led him to try and solve a problem daunting city planners.
“There was no data for how many bikes were using various roads in the city. It just didn’t exist.”
Without that information, they didn’t know where to make road improvements for cyclists.