What Are Stems Cells and Why Are They Controversial? Perhaps you have heard medical news or debates about the use of stem cells in life changing or life saving situations. Have you wondered where stems cells come from and why so much controversy surrounds them? Learn more about these cells that we all have and why --or why not-- they are used.
Gluten: Good or Bad? You have probably heard and seen a lot about "going gluten free." Perhaps you have wondered whether it would be healthier for you to give up gluten. Unless you have a disease or intolerance, there's no need to make the change. Learn causes, effects and more about gluten and health issues.
Animal Friendships: Odd Pairings? Chances are good you've seen animals playing. Perhaps you have even seen "friendship" between two species, such as your family's cat and dog. Learn more about whether animals actually play, make friends and have emotions.
Listeria: Its Poison, Reach and Consequences Listeria, the word sounds interesting but harmless, a little like a popular mouthwash. But, instead, Listeria is a rod-shaped bacterium, aerobic or anaerobic—meaning it can grow with or without oxygen—and it has a tendency to grow in chains and cause illness.
Learn about the Great Barrier Reef There are great mountains, forests and rainforests, but nothing is quite like the Great Barrier Reef. Learn more about Australia's aquatic wonder as well as the plants and marine animals that live there.
Symbiosis: Fresh Meaning and the Best Examples A relationship—sometimes defined as intimate—between living creatures that feed, protect or are helped by another species is called a symbiotic relationship. Many cases of this unique pairing exist under the sea, although there are similar animal partners, which we will look at, as well.
How Is Muscle Created? Learn About Bodybuilding Learn about building muscle whether you want to understand more for science class or for your own body training goals. When it comes to muscles, you really do need to break them down in order to build them up.