"Quartz is non-porous, making it resistant to stains and bacteria," he explains. Some types of stone, such as marble, are porous, which means that dirt, liquid, and bacteria can seep in.

These are called silent kidney stones. While causes can vary for each type of stone, you may be at a greater overall risk for developing kidney stones if: You or someone in your family had kidney ...

Natural stone paving has long been a preferred choice for creating elegant and durable outdoor spaces. Whether it’s for a ...

Bone fish hooks were ground until sharp on a stone like this. What do you think needles and fish hooks were made of after the Europeans arrived? Can you think why the people would adopt the new ...

Anyone who's ever had a kidney stone will tell you there's nothing else like the mind-numbing, excruciating pain. Sometimes a patient will have a single stone and then never have a recurrence. Other ...