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Do fish sleep?

February 24, 2017

While most fish rest by reducing their activity and metabolism, fish “sleep” is different from that of land mammals. The nature of fish “sleep” is an area of active research. While fish do not sleep […]

Do sharks migrate?

February 22, 2017

By Blaise Jones Sharks are a highly migratory species. While there are a few exceptions, sharks do not stay in one place for long. They’re always on the move looking for new sources of food. […]

What is an ocean current?

February 21, 2017

The term “current” describes the motion of the ocean. Ocean currents are driven by wind, water density differences, and tides. Oceanic currents describe the movement of water from one location to another. Currents are generally measured […]

Which whale is named for a newspaper publisher?

February 21, 2017

Australia’s Heber Albert Longman (1880-1954) was a pioneer in scientific journalism, a self-taught scientist who began his career as a publisher after buying a defunct newspaper and turning it into the Downs Post. He then […]

What are the trade winds?

February 20, 2017

Early commerce to the Americas relied on the trade winds—the prevailing easterly winds that circle the Earth near the equator. Known to sailors around the world, the trade winds and associated ocean currents helped early […]

Where can turtles be found?

February 20, 2017

By Stacey Venzel When it comes to water, turtles have a number of aquatic homes to choose from. Habitat preference among aquatic individuals is relative to water flow and type, among other determining characteristics. Of […]

Which regions of the world are home to turtles?

February 20, 2017

By Stacey Venzel When it comes to water, turtles have a number of aquatic homes to choose from. Habitat preference among aquatic individuals is relative to water flow and type, among other determining characteristics. Of […]

What are the horse latitudes?

February 17, 2017

The horse latitudes are subtropical regions known for calm winds and little precipitation. The horse latitudes are located at about 30 degrees north and south of the equator. It is common in this region of the […]

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