Discover how rocks, minerals & the rock cycle change your world. Join the Science Trek team to explore rocks and minerals! Discover how the Earth formed, the three types of rocks, the rock cycle, and ...

There are about 6,000 different types of minerals, but only a couple hundred are gemstones. Learn more about these special minerals and how someone like you can find your own gemstone. Science Trek is ...

If you draw with a pencil, you can tell how soft the graphite inside is. Pieces of graphite break off to leave the pencil mark. But can you imagine drawing with a diamond? Diamonds and graphite are ...

Sedimentary rocks are made up of pieces of older rocks (igneous, metamorphic, and sedimentary) and organic remains (shells, bone, etc.). When rocks break apart from erosion they are transported by ...

While landscaping brings greenery to many people’s minds, rocks are an important part of landscaping, too. Perhaps more accurately a hardscaping element, the various types of landscaping rocks add a ...

What are the most common minerals on earth? The answers is not as easy at is seems and depends if we consider the entire earth or just the part that is directly accessible to us. The most common ...

Geologists have come up with an original explanation of how nature may produce an intriguing class of magmatic rocks that are made up of only one type of mineral. Geologists from Wits University in ...

Scientists have identified a mineral signature for sites that are more likely to contain rare fossils that preserve evidence of soft tissue — essential information to understanding ancient life. Much ...

Add Yahoo as a preferred source to see more of our stories on Google. While landscaping brings greenery to many people’s minds, rocks are an important part of landscaping, too. Perhaps more accurately ...