A team of US researchers has gained new insights into how large protein molecules consistently fold themselves into useful shapes. Using a new approach to fluorescence microscopy, Hoi Sung Chung and colleagues at the National ...
Since the 1970s, the U.S. has lost billions of birds. We now know that those losses aren't just growing—they are accelerating in places with intensive human activity, particularly where agriculture and expanding communities ...
Plants & Animals
8 hours ago
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Photoreceptors are specialized cells in the eye that convert light energy into neural signals. Several diseases that cause irreversible vision loss, including age-related macular degeneration, retinitis pigmentosa and retinal ...
Cell & Microbiology
18 hours ago
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In biology and paleontology (the study of extinct organisms) there are a few ways to estimate the age of an animal's skeleton. One is the extent of fusion of sutures in the skeleton—how much the plates of bone have joined ...
Paleontology & Fossils
10 hours ago
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Researchers at the University of New Hampshire have documented the farthest trek of a young female fisher (Pekania pennanti) moving 118 kilometers (over 73 miles) from Durham to the outskirts of Lincoln, a small town in New ...
Ecology
20 hours ago
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Microbial bioelectronic sensors use living bacteria that can create an electrical signal in response to the presence of a target substance, or analyte. These types of sensors offer many advantages over other types of biosensors ...
Molecular & Computational biology
21 hours ago
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In 2000, a group of STRI botanists collected samples of all the plants from the genus Clusia they could find in Panama to find out how the different species in this group are related.
Ecology
22 hours ago
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The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over 100,000 years. Using ...
It's long been assumed that for an organism to learn, remember or draw conclusions, it needs a brain. But mounting evidence, including a recent Cognitive Science study, challenges that assumption, suggesting that neurons ...
Plants & Animals
Mar 13, 2026
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Tyrannosaurus rex is one of the most recognizable names of the dinosaur world, a hulking and terrifying meat-eating behemoth. While fossil remains have been extensively studied, not much is known about its family history ...
