As well, because the material is so light, even if it can be separated ... may be necessary to produce the desired density. “Generally, balers made for cardboard cannot create enough pressure on the ...

Now, a new study sheds some light on just how durable it really is, revealing that even under the best possible circumstances, a single piece of polystyrene litter can hang around for decades.

Researchers have discovered a new giant planet orbiting an extremely bright star 320 light years from Earth that has the density of styrofoam. This "puffy planet" outside our solar system may hold ...