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species that reside simultaneously and advantage from a connection is a symbiotic relationship. There are distinct kinds of Symbiotic relationships: - Commensalisms: In commensalisms one species of symbiotic connection advantages while the ...
not just an illness, but rather a giant with several looks. Cancer is a very ancient disease, dating back to pre-historic times. Archeological studies have allowed scientists to detect breast cancer in an Egyptian mummy, while precise desc...
stars. As more and more material fell into the new star, pressure at its center, eventually became large enough to begin process of nuclear fusion, in which nuclei of hydrogen and helium fuse to form heavier elements. This was accompanied b...
Bears Discover Fire" won four other awards and was nominated for another two, probably a record. (Having said that, the competition from other short stories in 1990-91 was not very strong). Terry Bisson writes very American science fiction,...
is estimated to have begun 4.55 to 4.56 billion years ago with the gravitational collapse of a small part of a giant molecular cloud. Most of the collapsing mass collected in the centre, forming the Sun, while the rest flattened into a pro...
is relatively new in this long story of the creation of universe. Gas clouds started drifting over the edge of the Milky Way and it began to slow the contraction cycle of cloud, or nebula. It gradually decreased the size of the planet's or...
Van Gogh and Joseph Wright on: "two crabs" vs. "An Experiment on a Bird in the Air Pump" "Two Crabs" by Vincent Willem van Gogh Vincent Willem van Gogh (30 March 1853 – 29 July 1890) was a Dutch Post-Impressionist artist. Some of his painti...