One scientist may have cracked the code to curing Alzheimer’s and Parkinson’s—using a single molecular switch.

An option for those living in these situations is a backup generator, often turned on and connected by an automatic transfer switch. These are necessary safety devices too; they keep power lines ...

The devices can transform a semi-automatic handgun into a fully-automatic ... the increase in the devices means for Columbus. A Glock switch is a small gadget that can be attached to the back ...