Science

The moon is relatively large for a natural satellite. Its diameter is approximately ¼ the diameter of the Earth. It orbits the Earth at an average distance of 384.400 km.

It was named after Asaph Hall’s wife, Chloe Angeline Stickney Hall, a mathematician. A collision that formed Stickney crater could have shattered the moon.

Many species require small amounts of them to survive. They can be saprophytes feeding on dead organic matter, or parasites developing at the expense of other living organisms.

The fungus is inedible, but unfailingly decorative.

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

Oily layer–smoothens the tear’s surface and prevents evaporation of other layers Mucous layer–allow ...

Fungi do not perform photosynthesis, the cell walls of most fungi contain chitin, which does not occ ...

Its importance in medicine lies in the use of strong antibacterial properties. Before antibiotics were available, silver compounds were used to prevent infections during World War I.

Scientists claim amber was supposed to represent the tears of Ra—the Egyptian god of the Sun.