COLUMBUS, Ohio — A month of gun violence is prompting new calls for firearm safety regulations. But with a GOP-controlled legislature, some advocates say they may need to take the laws into ...

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the best fitness trackers we've tested.

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Figure 5. (a) Photothermal performance of the pristine and M1 and M2 coated N95 respirator by measuring the surface temperature using an infrared camera against time of illumination with a solar ...