Oct 19, 2023 · Rainbows are often portrayed as bridges between people and supernatural beings. In Norse mythology, for instance, a rainbow called the Bifrost connects Earth with Asgard, where the …

Oct 19, 2023 · Electromagnetic light energy is everywhere, but very little of it can actually be seen by the human eye.

Jan 22, 2025 · This article describes the plantation system in the United States and the Caribbean as a tool of British colonialism that contributed to social and political inequality. It makes a connection …

Nov 21, 2024 · Learn the risks our world's coral reefs are facing and what they mean for our future and the future of the ocean.

Dec 9, 2024 · A region is an area of land that has common features. A region can be defined by natural or artificial features.

Apr 23, 2024 · Sediment is solid material that is moved and deposited in a new location. Sediment can consist of rocks and minerals, as well as the remains of plants and animals.

Sep 4, 2025 · The National Geographic Society is a global nonprofit organization that uses the power of science, exploration, education and storytelling to illuminate and protect the wonder of our world. …

May 9, 2025 · A biome is an area of the planet that can be classified according to the plants and animals that live in it.

A significant push toward the west coast of North America began in the 1810s. It was intensified by the belief in manifest destiny, federally issued Indian removal acts, and economic promise. Pioneers …

Oct 19, 2023 · Direction is used to determine where things are in relation to other things