Most batteries you buy at the grocery store should be safe and effective. However, there are certain batteries you need to keep an eye out for. These, in particular, are the most dangerous batteries ...

China Walls, on Oahu's South Shore, is a sketchy surf spot. In the shadow of Diamond Head, the wave breaks right along a rock wall – meaning, if you fall, you might just get swept up into the cliff.

Shimmering deserts, cliffside hikes and volcanic landscapes — all captivating attractions that draw tourists in their droves. But they can be deadly. Extreme tourism, where travellers engage in ...