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Writer Fuel: How Big Can Land Animals Get?

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Argentinosaurus - deposit photos

The largest animal ever to walk on Earth was likely the dinosaur Argentinosaurus, a hulking 77-ton (70 metric tons) titanosaur that lived about 90 million years ago during the Late Cretaceous. For comparison, the heaviest animal on land today is the African elephant (Loxodonta), which weighs less than 7 tons (6 metric tons). And both … Read more

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WRITER FUEL: Was Mars Doomed to Be Dry?

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Mars - Pixabay

Mars was doomed to desiccation by its small size, a new study suggests. Thanks to observations by robotic explorers such as NASA’s Curiosity and Perseverance rovers, scientists know that in the ancient past, liquid water coursed across the Martian surface: The Red Planet once hosted lakes, rivers and streams, and possibly even a huge ocean … Read more