Science

It then forms intrusions, bodies of rock that have penetrated between older rock formations. In the ...

A bright band of stars, gas, and dust runs through the center of the galaxy (forming a bar), with ar ...

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.

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

On its surface, there are both geologically young areas and much older, darker, and covered with many craters.

The first is the skin.

It is estimated that a third of all fungi reproduce using more than one method of reproduction. Most ...

Under natural conditions, nicotine occurs in the leaves and roots of noble tobacco (Nicotiana tabacum), which is most often used in the tobacco industry. The leaves contain 1 to 3 percent of nicotine.