Science

Its purpose was to set up the first American space station. Skylab successfully operated from May 14th, 1973 to July 11th, 1979, when it disintegrated into the atmosphere.

This theory assumes that the universe began at a single point the size of a pinhead, which, as a res ...

Beyond Earth, lava can reach even higher temperatures; the record holder is Io, Jupiter's moon, where satellites have recorded lava flows with an average temperature of 1,300 °C (2,370 °F).

Due to the dense atmosphere and its distance from the Sun, only 1% of the amount of light that reach ...

This is because nicotine affects not only acetylcholine but also other neurotransmitters, especially ...

The adjective “nervosa” indicates the functional and unrestricted nature of the disorder.

Silver is mined in Mexico, Peru, China, Australia, Chile, Poland, Russia, Bolivia, USA, Argentina, Canada, Kazakhstan, India, Turkey, Sweden, Guatemala, Morocco, Indonesia, Iran, and Papua New Guinea.

Silver is the only catalyst that allows the conversion of ethylene into ethylene oxide, which then undergoes hydrolysis to produce ethylene glycol, used to produce polyester.

It is about 109 times larger than the Earth and its mass is approximately 333.000 Earth masses. The Sun accounts for about 99.86 percent of the mass of the solar system.

Especially common for women, it is a result of hormonal changes after menopause.