How were the white cliffs of Dover, England, formed?

How were the white cliffs of Dover England formed

The white cliffs of Dover located on the southeastern coast of England, are composed of a variety of calcite shells, including single-celled plants called coccolithophores (a type of algae) that formed on the seafloor.  The conditions in the ocean were perfect to form these coccolithophores because the nitrite levels, low silicate concentrations, and the right amount of iron enabled them […]

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Deceased Dad’s Son Gets Unexpected Gift

Deceased Dad's Son, Tanner Brownlee

Tanner Brownlee and his brother, Chase, had been hoping to raise enough money to buy their deceased father’s patrol car at a local auction following his death. Sam Brownlee, their father was killed in the line of duty five years earlier while working for the Weld County Sheriff’s Office. The two sons gathered thousands through their Gofundme page to buy […]

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Guatemala: A nation in the grip of depression

Guatemalans are suffering from “an epidemic of chronic pessimism,” said Jose J. Camacho. We all seem to agree that “everything is bad, nothing is certain, everyone has a price, and something evil lurks behind every good deed.” The media fuel these perceptions by covering every new incidence of violence exhaustively, lavishing special attention on the most frightening and lurid details […]

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How elephants defy getting cancer

How elephants defy getting cancer

As the world’s largest land mammals, elephants should suffer one of the highest cancer rates—they simply have far more cells that could potentially mutate and become malignant. But new research reveals that elephants rarely get cancer—and the reason why may help in the search for human treatments. Only about 4.8 percent of elephants die from cancer, compared with up to […]

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Gadgets causing depression

Spending evenings in front of a glowing computer, TV, or cellphone screen can put you at risk of depression, Science News reports. Nighttime exposure to light from gadgets has already been shown to contribute to insomnia, cancer, obesity, and diabetes. Now, a new study shows that screen glow can cause mood-related changes in the brain. For weeks, researchers exposed hamsters […]

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