Science

Is your holiday gift spying on you? A guide rates the security of smart devices
Before you start making that wish list, you might want to check another list: The Mozilla Foundation made a "Privacy Not Included" guide to help shoppers be more proactive against security threats.
Changes in brain scans seen after a single season of football for young players
MRI scans of the brains of young football players suggest that repeated blows to the head can change the shape of nerve fibers in the corpus callosum, which connects the two halves of the brain.
Fertilize crops with human waste? Let me explain, researcher says
Jeremy Guest, a professor at the University of Illinois, is visiting the Twin Cities to talk about technologies that turn human waste into fertilizers similar to the synthetic fertilizers many farmers use to grow corn and soybeans.
NASA probe InSight lands safely on Martian surface
There's a new probe nearing Mars. After Monday's tricky landing, NASA's InSight spacecraft is to deploy a sensitive seismometer and temperature probe to let scientists explore the planet's interior.
After nearly 40 years, 'Astro Bob' retires from Duluth News Tribune
Photographer and astronomy blogger Bob King, better known as "Astro Bob," shares regular news and insights about outer space that are tailored to his audience in northeastern Minnesota.