sciencealert.comadded August 2026
ScienceAlertby Carly Cassella2h ago
Leading cardiology organizations around the world are having a change of heart. Just five years after the first universal definition of heart failure was published, they are proposing a big update.
ScienceAlertby Ivan Farkas4h ago
Crocodiles are among today's most feared predators, but their ancient relatives make today's crocs seem as threatening as a cuddle-prone kitty with a cold.
ScienceAlertby Fiona MacDonald5h ago
Happy Monday! To test your eyes and your science knowledge this week, we've got a fresh round of Microscope Mystery.
ScienceAlertby Jess Cockerill6h ago
In April 2019, London took drastic action against traffic emissions in a bid to reduce the toxic air pollution that choked up the city's center. It's called the Ultra Low Emission Zone (ULEZ).
ScienceAlertby Michael Irving8h ago
Would you eat a cookie that was made from plastic? Technically, we're all ingesting an ungodly amount of plastic already, in the form of micro- and nanoscopic particles in our food.
ScienceAlertby David Nield13h ago
Thank you for reading this article: By supporting science journalism, you're also supporting higher standards in scientific research – which benefits us all.
ScienceAlertby Starre Vartan15h ago
Trichotillomania (pulling out the hairs on your head, eyebrows, lashes, or elsewhere) is not a new condition.
ScienceAlertby David Nield21h ago
We've got another notable first in the field of physics to report: A specific type of quantum behavior in waves of heat has now been observed at room temperature, rather than at the ultra-low...
ScienceAlertby Ivan Farkas1d ago
The world is drowning in plastic waste. Our bodies are full of microplastics and no environment is safe.
ScienceAlertby Esra Öz1d ago
Look closely at one of the most famous photographs ever taken of Earth and you might struggle to find Earth at all. There are no blue oceans. No continents. No clouds.
ScienceAlertby Peter Dockrill1d ago
It was January 1940, and the United Kingdom had a serious problem. German attacks on import ships were threatening to trigger extreme food shortages, effectively starving the nation into...
ScienceAlertby Russell McLendon1d ago
Your pupils quickly dilate when you enter a dark room, letting in more light to help you see. Once you're in brighter conditions, they contract accordingly.
ScienceAlertby David Nield1d ago
GLP-1 (glucagon-like peptide-1) drugs are now perhaps best known in relation to weight loss, but they were originally developed – and continue to be widely used – for diabetes.
ScienceAlertby Michelle Starr1d ago
To replicate information, life usually has fairly straightforward ways of doing things. To copy DNA, you generally use DNA as a template.
ScienceAlertby Esra Öz1d ago
A once-daily pill has helped restore skin color in some people with vitiligo, a condition that causes white patches to appear on the skin.
ScienceAlertby Michael Irving1d ago
Chances are, there are thousands of photos on your phone right now – and you probably never look at them. Selfies at parties. Brunch spreads, carefully staged for Instagram.
ScienceAlertby Jess Cockerill1d ago
Hidden inside tree trunks, between grains of soil, deep within our bodies, and below our feet, fungi seem to wind their way into everything. But did you know fungi actually live in the ocean, too?
ScienceAlertby David Nield1d ago
When heart attacks (myocardial infarctions) strike, it's because a coronary artery supplying the heart muscle gets blocked, cutting off the oxygen and nutrients the heart needs to keep going.
ScienceAlertby Michelle Starr2d ago
The desert sands of Egypt have been dry for thousands of years. As difficult as it is to picture now, however, much of that desert was once submerged beneath a sea that covered much of the northern...
ScienceAlertby Esra Öz2d ago
When you recognize a familiar face, your brain must connect that face with a name, a place, and perhaps a memory.
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