Réunion Island Lava Reaches the Sea

Located 700 kilometers (440 miles) east of Madagascar, Réunion Island is the product of a long-lived mantle hotspot on the floor of the Indian Ocean. The island first emerged above the ocean’s surface about 2 million years ago. It remains active today, with frequent eruptions from Piton de la Fournaise, a shield volcano on the…

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Ultra-Hot Jupiter WASP-189b Mirrors Its Star’s Chemistry, Astronomers Find

Using the Immersion Grating Infrared Spectrometer (IGRINS) on the Gemini South telescope at the International Gemini Observatory, astronomers have directly measured the atmospheric composition of WASP-189b and found it echoes the elemental makeup of its host star, offering the clearest evidence yet that planets inherit their chemical identities from the disks that formed them. An…

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Humans have been gambling since the Ice Age

Humans have been gambling since the Ice Age

The history of gambling goes back way further than anyone imagined. This new discovery drastically alters the date of a key intellectual moment in the history of human culture—the recognition that some events in nature are random, under nobody’s control. All games of chance, from Yahtzee to horse race betting, rely on probability, a relatively…

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What’s next for the astronauts

If all goes according to plan, the Artemis II astronauts will spend the following three days journeying to the moon. Their next major milestone will come Monday, when they are scheduled to fly around the moon. When they do, they could venture farther from Earth than any humans have before, surpassing the distance record of…

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Research roundup: 7 cool science stories we almost missed

Animal Behavior, 2026. DOI: 10.1016/j.anbehav.2026.123491 (About DOIs). Human sperm gets lost in space Credit: Sperm and Embryo Biology Laboratory, Adelaide Universit Credit: Sperm and Embryo Biology Laboratory, Adelaide Universit When thoughts turn to the future of space exploration, particularly the potential for extended trips in microgravity, one can’t help but wonder how humans might breed…

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Pee changes how some mushrooms ‘talk’

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Mushrooms are social butterflies. Seemingly small communities of fungi separated by hundreds of feet are frequently connected via vast underground webs known as mycelial networks. While these allow the fungi to share vital information about their surroundings and environmental…

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