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The discovery of millions of fire ants in Kauai, Hawaii, marks the island’s most extensive infestation since the invasive species was first detected there in 1999, the news website SFGATE reported. The infestation poses a risk to pets, the agriculture industry, and residents and tourists visiting Hawaii’s fourth-largest island, according to SFGATE. “They’re changing the
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Scientists have created the most detailed map yet of the neural highways connecting our gray matter’s memory bank – the hippocampus – with the rest of the brain, revealing unexpected patterns of connections between regions. “We were surprised to find fewer connections between the hippocampus and frontal cortical areas and more connections with early visual
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The hikers who first stumbled onto a completely frozen mummy within a European alpine gully in 1991 must have received quite the shock. Since then, the roughly 5,200-year-old murder victim, Ötzi the Iceman, has continued surprising people – including the archaeologists now studying him. The Neolithic mummy was thought to have been preserved by a
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Today, the number of confirmed exoplanets stands at 5,197 in 3,888 planetary systems, with another 8,992 candidates awaiting confirmation. The majority have been particularly massive planets, ranging from Jupiter and Neptune-sized gas giants, which have radii about 2.5 times that of Earth. Another statistically significant population has been rocky planets that measure about 1.4 Earth
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Before life on Earth exploded in diversity some 540 million years ago, the first primitive animal skeletons were already starting to form. Squishy-looking marine sponges from this time have been found in tubular thimble-like shapes, structured by hard, mineralized threads – specimens that are thought to be among the earliest assemblages of skeletal fossils. Yet
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A spectacular and explosive volcanic eruption in January 2022 produced the highest plume of steam and ash in recorded history. The towering column that arose from Hunga Tonga-Hunga Ha’apai reached a tremendous altitude of 57 kilometers (35 miles) above sea level. That height makes it the first-ever volcanic eruption seen to have punched completely through