The evolution of the domestic cat or housecat is unique within the natural histories of the various animals that humans have domesticated over the past ten thousand years. Evolutionary biologists today generally agree that the evolution of cats actually involved…
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January 14, 2015 Earth Science
A river is a river. Whether it a great river or just a big stream, it is still in danger from various sources. Most often of course this source is mankind. We tend to mess up nature on a massive…
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It is estimated that anatomically modern humans have been on Planet Earth for around 200,000 years and that Planet Earth has been in existence for over 4.5 billion years. The human imprint upon the planet we inhabit has therefore been…
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January 14, 2015 Social Science
Psychologically, people tend to behave based on their cognitive and emotional health. The actions or deeds of an individual reflect his ability to understand the impact of those actions, not only to himself, but also to those around him, and…
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January 14, 2015 Earth Science
Antarctic Islands: Before Antarctica had been discovered, there was avid speculation as to what lay at the end of the southern world. Many an explorer, whaler, and adventurer sought their destinies and fortunes in the quest for the Southern Continent….
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Water is the most essential molecule of life. Because of water’s physical properties, living organisms depend on it to survive. Water’s neutral pH and polarity make it a universal solvent for many of the solutes that life depends on, such…
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January 14, 2015 Earth Science
You probably won’t see goldfishes swimming in the ocean, and clown fishes are amusing, but you are not going to see them at a freshwater lake near you. There is a good reason for that, and that is because animals…
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Evolution is not a theory. It is not a science, or a study. Evolution is a fact, one that is evident in the biology of every organism, from algae to humans, on earth. Put simply, evolution = descent with modification. …
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The Neanderthal was not a brutish subhuman, a stocky stub on our ancient family tree. Instead, the Neanderthal was a near relative, who shared more than 99 percent of the genetic material modern humans carry, and who contributed useful genetic…
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January 14, 2015 Earth Science
Estuaries and hydrothermal vents constitute two very different ecosystems, but they have a curious characteristic in common: in both, two different kinds of water meet, creating a unique environment. Their peculiar features favor the flourishing of many forms of life,…
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