Curling the body up will make it more difficult to float. Encourage your child to stretch out their arms and legs as far as ...

However, a technique developed by Columbia University has shown that the actual amount of plastic pieces floating ... things ...

Some objects float in water and other sink. But did you know that you can change whether something floats or sinks by adding a substance to the water? Let's try it and see! Pour water into a cup until ...

As sea levels rise, things are getting more ... neighborhood is the first floating neighborhood, and has 97 houses. "We think that sustainability on the water can work even better than ...