What igneous rock can float on water?

Nothing is weaker than water, and in that weakness, there is immense strength. Water is fine and impossible to grasp. It does not suffer any hurt, and cannot be stabbed, or cut. It has no shape of its own but molds according to where it is placed. It can be hard as a rock and also invisible as va...

Alkaline water - water that has been treated to have a higher pH level than the 6.5-7.5 pH range - is experiencing a surge in popularity.

There are a variety of alkaline water brands on the market. One brand achieved a pH of 9.5 after putting regular water through an ionizing process th...

Yes, really. A cool thing called total internal reflection is applied when pointing a laser beam through a container of water. When light travels through water, it’s slowed by the heavier particles in water,as described here. Thus, the laser beam effectively gets “trapped” in the water.