Scientists have developed a new method to investigate the long-standing mystery of how
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We still don’t know how tickling works. More serious research is needed, say scientists
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Best home exercise equipment for beginners 2025: Everything you need to start your fitness journey
Starting out on your fitness journey is daunting enough, let alone buying your first-ever fitness kit. It can be scary to pick up that dumbbell for the first time, or to jump on that first cardio machine. With over a decade of fitness coaching…
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Upgraded Very Large Array Telescope Will Spot Baby Solar Systems—If It’s Funded
New Mexico’s Plains of San Agustin are otherworldly: Silence, sand and sharp plants reign on the valley floor. Knobbly volcanic rock rises above. Pronghorns’ legs and jackrabbits’ ears break up the landscape.
And so, too, does one of the…
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Fingerprint made by Neanderthal 43,000 years ago could be world’s oldest portrait
A fingerprint left by a Neanderthal on a rock 43,000 years ago could be the oldest known…
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Quadruple volcanoes on secret Soviet military base linked to climate-altering eruption 200 years ago — Earth from space
QUICK FACTS
Where is it? Simushir, Kuril Islands [46.9590781, 152.0396667]
What’s in the photo? The lofty peaks of four volcanoes standing side-by-side
Which satellite took the photo? Landsat 8
When was it taken? Sept. 12, 2024
This eye-catching…
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OpenAI: The power and the pride
With that said, Empire of AI is a powerful work, bristling not only with great reporting but also with big ideas. This comes across in service to two main themes.
The first is simple: It is the story of ambition overriding ethics. The…
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France’s new nuclear submarine carries 620-mile cruise missiles
On May 27, 2025, the French Navy achieved a major milestone in its naval modernization program with the rollout of the De Grasse, the fourth unit in the Barracuda-class (Suffren-class) series of nuclear-powered attack submarines (SSNs).
The…
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Diagnostic dilemma: Cold-water rinses left ‘cobblestone’ growths in woman’s sinuses
The patient: A 64-year-old woman in Minneapolis, Minnesota
The symptoms: The patient visited a medical clinic to seek care for her chronic rhinosinusitis — tissue inflammation in the sinuses and nasal passages — that was causing a viscous…
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This startup wants to make more climate-friendly metal in the US
The star of Magrathea’s process is an electrolyzer, a device that uses electricity to split a material into its constituent elements. Using an electrolyzer in magnesium production isn’t new, but Magrathea’s approach represents an update….
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Diagnosing Male Infertility with Adhesion Test That Captures Sperm Motility
Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman.
The World Health Organization estimates that infertility impacts one in six adults globally. But when it comes to addressing infertility, male partners are often…
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