Science

Graphene is an allotrope of carbon consisting of a single layer of atoms arranged in a two-dimensional honeycomb nanostructure (an intermediate-sized structure between microscopic and molecular structures).

In terms of size, the Earth ranks fifth among the planets in the solar system.

Auroras are not only present on our planet.

Fungi were considered a separate kingdom, more closely related to animals than to plants.

There are no nerve receptors in the brain that register pain, so it does not feel it.

Silver has the lowest contact resistance among all metals.

The diameter of Deimos during a solar eclipse on Mars is only 2.5 times greater than the diameter of Venus during transit.

Snowflakes fall relatively slowly, at about four kilometers per hour.

Of all metals, it has the highest electrical conductivity, greater than copper.

Tears are made up of three layers.