We thought it was just another sinkhole. But after dropping a GoPro 20 feet down, we saw something shocking — a hidden passage no one had entered before. What began as a simple test turned into a full ...

They lower the camera expecting a simple drop, but the pipe keeps going like a throat with no end. At 125 feet down, the rope is almost out, the light is gone, and the air down there looks heavy even ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. The GoPro Max 2 is a waterproof 360 action camera capable of ...

Bullfrog Pool Tile Cleaning, a Phoenix-based pool maintenance company, is highlighting the often-overlooked financial impact of calcium deposits on pool surfaces and equipment while emphasizing the ...

Optical illusions work by challenging your brain with tricky visuals that make you believe you are seeing something that actually isn't there. Optical illusions, also known as visual illusions, are ...