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Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. Modern science is typically divided into two or three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology), which study ...
Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. Modern science is typically divided into two or three major branches: the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology), which study ...
A web portal is a specially designed website that brings information from diverse sources, like emails, online forums and search engines, together in a uniform way.Usually, each information source gets its dedicated area on the page for displaying information (a portlet); often, the user can configure which ones to display.
WikiProject Science Natural sciences: Science, technology, and engineering : Science • Space • Aviation • Biology • Chemistry • Computer science • Economics • Geosciences • Health • Information science • Mathematics • Meteorology • Physics • Technology • Telecommunications • Time
Portal:Science/Featured article/23 A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation . The term "laser" originated as an acronym for " light amplification by stimulated emission of radiation ".
Portal:Science/Featured biography/3 Aristarchus (310 BC - c. 230 BC) was a Greek astronomer and mathematician, born on the island of Samos, in ancient Greece.He was the first Greek astronomer to propose a heliocentric model of the Solar System, placing the Sun, not the Earth, at the center of the known universe (hence he is sometimes known as the "Greek Copernicus").
Land management has preserved the natural characteristics of Hopetoun Falls, Australia while allowing ample access for visitors.. The natural environment or natural world encompasses all biotic and abiotic things occurring naturally, meaning in this case not artificial.
See also the Science Portal for finding out more articles about sciences and others specific science dedicated portals. Subcategories This category has the following 12 subcategories, out of 12 total.