The bones of 2-metre-long tetrapod Whatcheeria reveal that it had an early growth spurt – a trait that was thought…
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The reason your three-pound brain doesn’t feel heavy is because it floats in a reservoir of cerebrospinal fluid (CSF), which…
Understanding how water droplets spread and coalesce is essential for scenarios in everyday life, such as raindrops falling off cars,…
As with weeds in a garden, it is a challenge to fully get rid of cancer cells (opens in new tab) in…
Every year more than 600,000 people die from mosquito-transmitted malaria, most of them children under age five. Some insects that…
An artificial-intelligence (AI) chatbot can write such convincing fake research-paper abstracts that scientists are often unable to spot them, according…
For the first time in nearly 40 years, the world’s largest active volcano is erupting in Hawaii, after weeks of…
It’s been seven years since journalists first revealed Exxon Mobil Corp.’s decadeslong efforts to undermine the scientific certainty around climate…
Archaeologists have unearthed the “world’s oldest runestone,” a squat block of sandstone with etchings scribbled across its flat surface.The ancient…
Imagine you are shopping online for a new pair of headphones. There is an array of colors, brands and features…
Moderna’s experimental respiratory syncytial virus (RSV) vaccine was about 84% effective at protecting older adults from lower respiratory tract disease…
Sister André, a French nun who held the title of the world’s oldest person, died Jan. 17 at age 118…
Origami is the art of folding paper, but what’s the most times you can fold a paper in half? (Image…
Robots have been designed to move in ways that mimic animal movements, such as walking and swimming. Scientists are now…
On the website Infinite Conversation, the German filmmaker Werner Herzog and the Slovenian philosopher Slavoj Žižek are having a public…
Many believe our particularly large brain is what makes us human – but is there more to it? The brain’s…
The Renpho smart scale is one of the best devices for measuring body fat that we’ve tested. Despite its low…
Oral cancer is the 13th most common type of cancer globally, and oral squamous cell carcinomas (OSCCs) account for more…
Plan design view of a single SRM 3461 device. Credit: National Institute of Standards and Technology Atomic force microscopy (AFM)…
Every once in a while we publish a story that makes the editorial team at Scientific American melt. When we…
Using specially designed diamonds with nitrogen-vacancy centers, researchers at Princeton University and the University of Wisconsin-Madison have developed a technique…
Atrial and ventricular fibrillations are dangerous heart arrhythmias that claim millions of lives each year. Current treatment for them is…
Evidence of the economic opportunities that a circular economy could bring is mounting. The potential environmental impact is also clear.…
Zebra finches sing in group contexts and breeding status influences song at the nest and at these aggregations. (A) Song…
A beaver stands on top of its dam. (Image credit: Troy Harrison via Getty Images)Beavers are renowned for building dams,…
[]Grief is something nearly everyone will experience at some point in their lives. It can be overwhelming and confusing, and…
The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. Editor’s Note (12/20/22): This…
The Japanese Hakuto-R lander is vying to be the first privately funded spacecraft to land on the moon Space 28…
Sixty years ago, at the height of the Cold War, U.S. military scientists achieved a major feat. They extracted a…
Just like many of our readers, Scientific American editors love our dogs, cats and other pets (just try to stop…