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Global warming
Global warming refers to the increase in the average temperature of the Earth's near-surface air and oceans in recent decades and its projected continuation. The global average air temperature ... > more -
Bose-Einstein condensate
A Bose–Einstein condensate is a phase of matter formed by bosons cooled to temperatures very near to absolute zero (0 kelvin or -273.15 degrees Celsius). Under such supercooled conditions, a ... > more -
List of nuclear reactors
List of nuclear reactors is a comprehensive annotated list of all the nuclear reactors of the world, sorted by ... > more -
General relativity
General relativity (GR) is the geometrical theory of gravitation published by Albert Einstein in 1915. It unifies special relativity and Sir Isaac Newton's law of universal gravitation with the ... > more -
Polytetrafluoroethylene
Polytetrafluoroethylene (PTFE) is a fluoropolymer discovered by Roy J. Plunkett (1910–1994) of DuPont in 1938. It was introduced as a commercial product in 1946 and (in an example of a ... > more -
Formaldehyde
The chemical compound formaldehyde (also known as methanal), is a gas with a strong pungent smell. Formaldehyde readily results from the incomplete combustion of carbon-containing materials. It may ... > more -
Carbon dioxide
Carbon dioxide is a chemical compound composed of one carbon and two oxygen atoms. It is often referred to by its formula CO2. It is present in the Earth's atmosphere at a low concentration and acts ... > more
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