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Sex Life of One of Earth’s Earliest Animals Exposed

Sex Life of One of Earth’s Earliest Animals Exposed

Sex Life of One of Earth’s Earliest Animals Exposed Joanna Thompson Trilobites are perhaps the most successful group of animals ever to live. Named for their distinctive three-lobed body, these armored, pill-bug-like arthropods were some of the first hard-bodied animals on Earth. They appeared some 520 million years ago and dominated the fossil record of…

Plants are Stuck as Seed-Eating Animals Decline

Plants are Stuck as Seed-Eating Animals Decline

Plants are Stuck as Seed-Eating Animals Decline Andrea Thompson As Earth heats up from the burning of fossil fuels, the climate conditions that species have adapted to are increasingly shifting away from their historical ranges. But while birds and other animals can often fly, walk or swim to follow their preferred environment, plants are quite…

Stop Torturing Animals in the Name of Science

Stop Torturing Animals in the Name of Science

Stop Torturing Animals in the Name of Science Hope Ferdowsian Perhaps no one has been more vilified for his sentiments about and actions toward animals than René Descartes. Many scholars attribute the 17th-century belief that animals were mere machines devoid of fear, pain or pleasure to the French mathematician, philosopher and scientist. Animals’ feelings, even…

Could Mitochondria Be the Key to a Healthy Brain?

Could Mitochondria Be the Key to a Healthy Brain? Diana Kwon, Knowable Magazine Long before the earliest animals swam through the water-covered surface of Earth’s ancient past, one of the most important encounters in the history of life took place. A primitive bacterium was engulfed by our oldest ancestor — a solo, free-floating cell. The…