Science

It interacts with visible matter only gravitationally and remains invisible and undetectable in any other way. It is estimated that 90 percent of the mass of the Milky Way is dark matter.

The key date is 2011 when the Institute of Electronic Materials Technology together with the Faculty ...

We distinguish oceans: Pacific, Atlantic, Indian, Southern, and Arctic. The basic ones are considere ...

It is longer than the sidereal month because in the process of illuminating the moon's disk, we must take into account the movement of the Moon itself, as well as the Earth and the Sun.

It is enough for the first and last letters of a word to be in the correct place.

Many famous historical figures are believed to have suffered from the disease, including Catherine of Siena, and Mary, Queen of Scots.

The sufferer is usually found to have malnutrition of various degrees, with secondary hormonal and metabolic changes and dysfunction.

The name comes from the legend of an arctic fox that ran north, spreading its tail sparks of fire shining in the moonlight.