Ari Daniel
Stories
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Peer pressure can make this clownfish change its stripes
Tomato clownfish, in response to an unpredictable world, appear capable of adjusting when they lose their stripes based on cues from other fish and their habitat, a new study in PLOS Biology finds.
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When a horse whinnies, there's more than meets the ear
A new study finds that horse whinnies are made of both a high and a low frequency, generated by different parts of the vocal tract. The two-tone sound may help horses convey more complex information.
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Under social pressure, young clownfish lose their stripes faster, study finds
Tomato clownfish appear to adjust the stripes on their bodies in response to social pressures, a new study finds.
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With horse whinnies, there's more than meets the ear
A horse's whinny is an unusually distinctive mix of sounds including both high and low frequencies, a new study in Current Biology shows.
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Scientists analyzed bottle residue from ancient Rome. They found human feces
Archeologists found evidence that ancient Romans may have used a medical treatment involving perfume... and human feces.
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That ain't perfume! Ancient bottle contained feces, likely used for medicine
Researchers found a tiny bottle from ancient Rome that contained fecal residue and traces of aromatics, offering evidence that poop was used medicinally more than 2,000 years ago.
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It's a dangerous complication of pregnancy -- but a new drug holds promise
Researchers celebrate early results of a drug that may become the first treatment for a serious complication of pregnancy called preeclampsia. It's got the potential to save many lives.
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Searching for dinosaur secrets in crocodile bones
Until now, estimating how old a dinosaur was when it died has been a fairly simple process: Count up the growth rings in the fossilized bones. But new research into some of dinosaurs' living relatives, like crocodiles, suggests that this method may not always work.
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How a Black fossil digger became a superstar in the very white world of paleontology
In South Africa, paleontology has been dominated by white people. Lazarus Kgasi is changing that dynamic — and coloring in the picture of the world our distant ancestors once inhabited.
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The method for estimating a dinosaurs' age at death may be off, research suggests
A growing body of research on dinosaurs' closest living relatives suggests the method that's been used to estimate how old a dinosaur was when it died may be leading paleontologists astray.
