Ancient bird droppings reveal a hidden extinction crisis

An intriguing new study reveals that over 80% of parasites found in the ancient poo of New Zealand’s endangered kākāpō have vanished, even though the bird itself is still hanging on. Researchers discovered this dramatic parasite decline by analyzing droppings dating back 1,500 years, uncovering an unexpected wave of coextinctions that occurred long before recent conservation efforts began. These hidden losses suggest that as we fight to save charismatic species, we may be silently erasing whole communities of organisms that play crucial, yet misunderstood, ecological roles.

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The race to save our oceans could sink us without rules

From acid-taming ocean tech to coral breeding and seaweed farming, ocean-based climate interventions are ramping up fast. But a new international study warns we’re moving too quickly—and without solid governance, these quick fixes could cause more harm than healing.

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Einstein was wrong: MIT just settled a 100-year quantum debate

Physicists at MIT recreated the double-slit experiment using individual photons and atoms held in laser light, uncovering the true limits of light’s wave–particle duality. Their results proved Einstein’s proposal wrong and confirmed a core prediction of quantum mechanics.

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4,000-year-old teeth reveal the earliest human high — Hidden in plaque

Scientists have discovered the oldest direct evidence of betel nut chewing in Southeast Asia by analyzing 4,000-year-old dental plaque from a burial in Thailand. This breakthrough method reveals invisible traces of ancient plant use, suggesting psychoactive rituals were part of daily life long before written records.

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Drones reveal 41,000-turtle nesting mega-site hidden in the Amazon

A team at the University of Florida used drones and smart modeling to accurately count over 41,000 endangered turtles nesting along the Amazon’s Guaporé River—revealing the world’s largest known turtle nesting site. Their innovative technique, combining aerial imagery with statistical correction for turtle movement, exposes major flaws in traditional counting methods and opens doors to more precise wildlife monitoring worldwide.

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This gut hormone could explain 40% of IBS-D cases—and lead to a cure

A mysterious gut hormone may be behind many cases of chronic diarrhea, especially in people with undiagnosed bile acid malabsorption, a condition often mistaken for irritable bowel syndrome. Researchers from the University of Cambridge identified that the hormone INSL5 spikes when bile acid reaches the colon, triggering intense diarrhea. Their discovery not only sheds light on the biological cause of symptoms but opens the door to a diagnostic blood test and new treatment options, including a surprising existing drug that blocks this hormone’s effects.

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Did humans learn to walk in trees?

In the quest to understand how and why early humans started walking on two legs, scientists are now looking to chimpanzees living in dry, open savannah-like environments for clues. A new study reveals that these chimpanzees, despite the open terrain, still frequently climb trees to gather fruit and other foods found high in the canopy. Their behavior suggests that bipedalism may not have evolved purely as a response to ground-based travel, but also for safe and efficient movement within trees.

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