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121Endosymbiont — An endosymbiont is any organism that lives within the body or cells of another organism, i.e. forming an endosymbiosis (Greek: ἔνδον endon within , σύν syn together and βίωσις biosis living ). Examples are nitrogen fixing bacteria (called… …
122F-4 Phantom II — Infobox Aircraft name=F 4 Phantom II type=Fighter bomber national origin = United States manufacturer= McDonnell Aircraft/ McDonnell Douglas caption=F 4E from 347th TFW dropping convert|500|lb|abbr=on Mark 82 bombs designer= first flight=27 May… …
123Molecular cloud — See also: Solar nebula Within a few million years the light from bright stars will have boiled away this molecular cloud of gas and dust. The cloud has broken off from the Carina Nebula. Newly formed stars are visible nearby, their images… …
124Magnetosphere — A magnetosphere is formed when a stream of charged particles, such as the solar wind, interacts with and is deflected by the intrinsic magnetic field of a planet or similar body. Earth is surrounded by a magnetosphere, as are the other planets… …
125Nikola Tesla — Tesla, aged 37, 1893, photo by Sar …
126Neutron star — redirects here. For the story by Larry Niven, see Neutron Star (short story). Neutron stars crush half a million times more mass than Earth into a sphere no larger than Manhattan. A neutron star is a type of stellar remnant that can result from… …
127Paramagnetism — is a form of magnetism which occurs only in the presence of an externally applied magnetic field. Paramagnetic materials are attracted to magnetic fields, hence have a relative magnetic permeability greater than one (or, equivalently, a positive… …
128Photosynthesis — Composite image showing the global distribution of photosynthesis, including both oceanic phytoplankton and vegetation …
