Add Yahoo as a preferred source to see more of our stories on Google. Plastic trash accumulates in trees and shrubs along the Los Angeles River. Citizen of the Planet/Education Images/Universal Images ...

It boggles the mind to know we humans are literally made of stardust. Nearly all the elements in our bodies come from the stuff produced as stars exploded over the last 13 billion years. It boggles ...

Have you ever asked yourself what could be the raw material from which plastic is made? Well, plastic can be synthetic or organic. Organic plastics are made from starch, vegetable fats/oils, bacteria ...