Five hundred million years ago‚ the invasion of land was under way. Why then? Astronomical numbers of photosynthetic cells had come and gone‚ and oxygen-producing types had changed the atmosphere. High above Earth‚ the sun’s energy had converted much of the oxygen into a dense ozone layer‚ a shield against lethal doses of ultraviolet radiation. Until then‚ life had not ventured above the surface of water and mud. Algae were evolving at the water’s edge‚ and one group – probably the charophytes
Premium Plant
The Evolution of the Zombie Forget what you remember about your slow‚ shambling‚ rotting‚ flesh-eating corpses‚ also known as zombies. What used to be bland‚ boring‚ and not that scary are now taking the place of the “sparkly love-struck vampire” and the hugely terrifying beast of a werewolf. Thus evolving in pop culture. Zombies‚ from the standards that we remembered were these slow‚ staggering and moaning undead that could not run or jump‚ they could not open doors nor did they have
Premium Night of the Living Dead
Do Non-Human Primates Have Culture? September 26‚ 2011 Andrew Baron Do non-human primates have culture? Let’s first start off by asking ourselves; what distinguishes us from other primates? It used to be said that what distinguished us from other anthropoids was our use of tools. With new discoveries in the world of anthropology‚ we found that other apes such as chimpanzees use tools effectively in order to sustain their everyday life. This definition then became nullified‚ and a search for a
Free Human Chimpanzee Primate
Bacterial Evolution In the late 19th century‚ diseases led researchers to find treatments to kill the growth of microbes. The outcome of the search was a new kind of medicine which is known as antibiotics. Antibiotics is a variety of substances that control the growth or kill bacteria. Since bacteria is evolving rapidly and resisting antibiotics due to the overuse of the medicine‚ reducing the need and use would help slow down the bacteria from evolving. There are many things that can be done
Premium Bacteria Penicillin Antibiotic resistance
EVOLUTION OF HIGH-RISE BUILDINGS 1.Historical Development In High-Rise Buildings Ancient Skyscrapers - The Great Ziggurat of Babylon Perhaps the most impressive structure in the ancient Middle East‚ the Great Ziggurat of Babylon was built over a span of several decades in the Sixth Century BC. Its seven stories‚ built upon a square foundation‚ stretched 300 feet into the sky. Some think it was the inspiration for the infamous Tower of Babel in the Book of Genesis. In this illustration‚ King Nebuchadnezzar
Premium Skyscraper Empire State Building Willis Tower
Pielke are more apprehensive about making conclusions about whether there is an actual trend or not. Anthes states in his study that that no one event or single season should be attributed to changes in climate (2006). He goes on to say that it is too early to accept or to deny that hurricanes are linked to global warming. Pielke declares that it is too premature to make conclusions on this topic and gives three reasons in his paper (2005). He believes that there is no connection between green house gasses
Premium Tropical cyclone Precipitation Wind
psychology affected organizations‚ a transformation propelled by the identification of the Hawthorne Effect. This Human Relations Movement focused on teams‚ motivation‚ and the actualization of the goals of individuals within organizations.Prominent early scholars included Chester Barnard‚ Henri Fayol‚ Frederick Herzberg‚ Abraham Maslow‚ David McClelland‚ and Victor Vroom. Scientific Management • Scientific management is defined as the use of the scientific method to define the “one best way”
Premium Management
bipedal primates of the family hominidae‚ including all species of the genera homo and all Australopithecus. Homoerectus: an extinct species of the human lineage‚ formerly know as pithecanthropus erectus having upright stature and a wellevoled postcranial skeleton‚ but with a smallish brain‚ low forehead‚ and protruding face. Homohabilis: an extinct species of upright East African hominid having some advanced humanlike characteristics. Homo sapien: the species of bipedal primates to which
Free Human
arbitrary boundary. With the rise of chiefdoms and states‚ this tendency became institutionalized‚ war was adopted as an instrument of policy of some of the new societies‚ and those that employed it best became - tragically - the most successful. The evolution of warfare was an autocatalytic reaction that could not be halted by any people‚ because to attempt to reverse the process unilaterally was to fall victim. -E.O. Wilson‚ On Human Nature As every day passes we are become more and more a globalized
Premium World War II Globalization Cross-cultural communication
Most of us have our own rough defnition of heroism — we think we know a hero when we see one. But pinning down those attributes is a challenge; your hero may not look much like mine. So it ’s worth asking: Are there certain immutable characteristics that have defined heroism across the ages? The men and women on the following pages are individuals of extraordinary distinction‚ but how do they stack up against the legends of the past? Although there are some timeless‚ universal qualities known as
Premium Hero