Why evolution is mankind's single greatest discovery
By: Rena Sherwood
"There must be something special, which causes dogs to howl in the moonlight, in that remarkable and melancholy manner called baying." (Charles Darwin) For many people, Charles Darwin represents the beginning of the end of their comfortable notions of reality. Even after 200 years...
Reproduction facts about the sand tiger shark
By: Rena Sherwood
Sand tiger sharks (also known as grey nurse sharks) are relatively placid sharks, but their offspring are scarier than anything seen in the movies. Unlike most sharks, sand tiger sharks give birth instead of lay eggs. Although dozens of baby sharks are fertilized, only one...
The importance of a shell for crustaceans and mollusks
By: Judith Willson
Crustaceans and molluscs (or mollusks) are both considered invertebrates yet are no more closely related to each other than they are to us. What they have in common, though, are hard outer coverings. You will have seen the shells of crabs and snails if you...
Overview of Lazarus species
By: Shelly Barclay
New species are discovered all the time. Sadly, species seem to go extinct just as often. However, it is uncommon for a species that was once thought to be extinct to be “rediscovered,” but it does happen. This can be very exciting for...
Extinct mega-predators: Canis dirus
By: Mac Pike
Meet the Dire Wolf. The Pleistocene was a truly interesting time in terms of the large fauna that populated much of the earth, and one of the more interesting creatures was Canis dirus, commonly known as the dire wolf. For nearly 1.8 million years...
By: Brandon Romines
Dolphins are commonly believed to be the second most intelligent animal, with only humans surpassing them. Some people may still argue that chimpanzees, bonobos or another great ape should hold that position, research suggests they lag behind dolphins. The brain to body size ratio seems...
The brains of starfish
By: Judith Willson
Starfish are marine invertebrates common throughout the world’s oceans. There are nearly 2,000 known species and no doubt, as with practically all forms of marine life ( in particular the smaller ones), there are almost certainly many others as yet undocumented. They range...
Biography: Louis Pasteur
By: Carolyn Tytler
Louis Pasteur is recognized around the world as the man whose discoveries have most affected the practice of medicine. He discovered and identified many germs which cause disease. He invented the process of pasteurization, and developed vaccines for tetanus, tuberculosis, diphtheria and rabies. Pasteur was...
The Human Race is Devolving
By: Zaq Wilk
The human race has been the exception to the laws of nature. We as a species have almost completely cut off nature from our lives. No longer do we live in forests or on the tundra. No longer do we dine on meals that we...
By: Rex Trulove
Many people feel that morel mushrooms are among the choicest of edible mushrooms. A great number of people love to eat them, a smaller number know what they look like in the wild, and fewer still actually go out and collect them. The number of...

 

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