South America was a frightening place during the Miocene. More than 10 million years ago, a vast lake covered much of the continent, home to giant turtles and crocodylians.
Ecology
2 hours ago
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Islands are widely recognized as natural laboratories of evolution. The ocean restricts movement among islands, allowing isolated populations to adapt to different environments and, at times, diverge into new species. However, ...
Plants & Animals
3 hours ago
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You may have heard the phrase "we are made of star-stuff." This statement by the astronomer Carl Sagan refers to the fact that elements heavier than hydrogen and helium were forged in the centers of the first stars. But how ...
Astronomy
5 hours ago
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A brief chat about firearm safety can sharply increase willingness among gun owners to consider temporarily storing their firearms outside the home during times of crisis, a step that could help reduce suicide risk, according ...
Social Sciences
7 hours ago
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Hurricane Lala was pulling away from Hawaii's Big Island early Sunday as heavy rain and strong winds struck the U.S. Pacific state and officials warned of potentially dangerous flooding.
Environment
8 hours ago
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Water-bombing aircraft and farmers' tractors joined forces Sunday to help firefighters tame Belgium's largest modern-day wildfire, which has scorched vast swaths of a hard-to-reach nature reserve near the German border.
Environment
8 hours ago
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Japanese scientists are readying a mission to Mars' moons to retrieve samples that may unlock the origins of the solar system and life on Earth, although a rival Chinese mission aims to make it back first.
Planetary Sciences
8 hours ago
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Researchers at Rice University have found that gently squeezing a crystal of iron sulfide can change two of its unusual properties at the same time: its tiny magnetic signal and the way electricity moves through it. The result ...
Condensed Matter
9 hours ago
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Humans love dogs, but petting them can leave some people sneezing and wheezing. About 15% of the world's population lives with a dog allergy, which can increase the risk of hay fever and asthma. The main culprit is Can f ...
A new study from Murdoch University has found that the introduced plant disease Phytophthora dieback is indirectly hindering quendas in Western Australia's jarrah forests by reducing their habitat quality and consequently ...
Plants & Animals
10 hours ago
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