Two Twisty Shapes Resolve a Centuries-Old Topology Puzzle

It took some time, but Hoffmann and Sageman-Furnas were eventually able to convince themselves that the rhino was worth taking seriously. And if it was possible to find such a likely example of a discrete Bonnet pair, maybe the smooth case wasn’t so hopeless after all. Hoffmann and Sageman-Furnas spent that sweltering summer scouring the… Continue reading Two Twisty Shapes Resolve a Centuries-Old Topology Puzzle

Obama’s Fingerprints All Over Investigations of Trump And Clinton

In the run-up to the 2016 Democratic Party convention, FBI Director James Comey gained access to at least eight thumb drives containing large volumes of former Secretary Hillary Clinton’s sensitive State Department emails – as well as some from President Obama – that appeared to have been compromised by foreign hackers. Instead of investigating the… Continue reading Obama’s Fingerprints All Over Investigations of Trump And Clinton

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How Animals Build a Sense of Direction

These head direction cells are connected in a ringlike system called a ring attractor network. In mammals, this network is not a physical ring (though it is, strangely, in fruit flies), but it can be schematically represented as such. The ring is always active. When an animal faces a particular direction, certain cells in the… Continue reading How Animals Build a Sense of Direction

It’s Time to Treat China’s Connected Energy Systems As a National Security Risk

Electric vehicles, batteries, wind turbines and solar panels (PV) are no longer just mechanical assets—they are smart, connected systems. Their performance, safety and resilience depend on tightly integrated hardware and software designed together from the outset. But the same connectivity that delivers efficiency in products, and benefits to consumers, also creates new exposures for governments.… Continue reading It’s Time to Treat China’s Connected Energy Systems As a National Security Risk

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Ancient Bones Hid a Buzzing Secret

December 16, 2025 2 min read Add Us On GoogleAdd SciAm Ancient Bees Burrowed Inside Bones, Fossils Reveal Bones of now extinct species became a haven for bee babies thousands of years ago, scientists report in a first-of-its-kind discovery By Stephanie Pappas edited by Andrea Thompson Illustration by Jorge Machuky Thousands of years ago in… Continue reading Ancient Bones Hid a Buzzing Secret

Orcas on the Brink—What a Dog Named Eba and a Team of Scientists Are Fighting For

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. If you’re of a certain generation, you might be able to trace your affinity for orcas to repeated viewings of a certain movie: the seminal 1993 film Free Willy. That movie led to a herculean effort that would eventually rope in… Continue reading Orcas on the Brink—What a Dog Named Eba and a Team of Scientists Are Fighting For

Strange Cosmic Blast May Be First-Ever Superkilonova Observed

December 17, 2025 2 min read Add Us On GoogleAdd SciAm Strange Cosmic Blast May Be First-Ever Superkilonova Observed The combination of a supernova and a kilonova may have produced a rare space explosion that astronomers have never seen before By Claire Cameron edited by Clara Moskowitz The final stage of a superkilonova. Caltech/K. Miller… Continue reading Strange Cosmic Blast May Be First-Ever Superkilonova Observed

Why There’s No Single Best Way To Store Information

Just as there’s no single best way to organize your bookshelf, there’s no one-size-fits-all solution to storing information. Consider the simple situation where you create a new digital file. Your computer needs to rapidly find a place to put it. If you later want to delete it, the machine must quickly find the right bits… Continue reading Why There’s No Single Best Way To Store Information

Mysterious Experiences!

Podcast: Download MYS400: What if your strangest moment carried meaning? On their 400th episode, Jimmy Akin and Dom Bettinelli tackle more listener stories of healings, visions, dreams, and UFOs—asking: coincidence, psychology, or something more? Get all new episodes automatically and for free: Follow by Email | Watch this episode and subscribe on YouTube Help us… Continue reading Mysterious Experiences!

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Scientists Denounce Trump’s Plan to Kill Crucial Atmospheric Science Center

December 17, 2025 2 min read Add Us On GoogleAdd SciAm Scientists Denounce Trump’s Plan to Kill Crucial Atmospheric Science Center The U.S. government is dismantling the National Center for Atmospheric Research, jettisoning key climate science projects in the process By Andrea Thompson edited by Claire Cameron Mesa Laboratory at the National Center for Atmospheric… Continue reading Scientists Denounce Trump’s Plan to Kill Crucial Atmospheric Science Center