sciencealert.comadded August 2026
ScienceAlertby Michelle Starr12d ago
If anything is forever in this Universe, it's black holes – or so their physics suggests. These ultra-dense objects are possessed of inexorable gravitational fields. Matter goes in.
ScienceAlertby David Nield12d ago
The textbooks and history lessons tend to treat the Black Death as one devastating wave of pestilence that hit Europe between 1347 and 1353.
ScienceAlertby Esra Öz13d ago
Can monkeys get Alzheimer's, or is the disease unique to humans? As African green monkeys age, their brains can develop some changes that resemble those seen in Alzheimer's.
ScienceAlertby Carly Cassella13d ago
Over the past two decades, the sale of dietary supplements has taken off. Today, it seems as though there's a pill for practically any ailment you can think of.
ScienceAlertby David Nield13d ago
You might not notice it gazing out from the shore, but water ages. As it gets older, it loses the oxygen dissolved in it, used up by marine life, bacteria, and chemical reactions – and without a...
ScienceAlertby Jess Cockerill13d ago
Cancer may seem like an inevitable part of life, but there are so many factors that can help reduce your risk.
ScienceAlertby Russell McLendon13d ago
Venting when angry seems a sensible option. Conventional wisdom suggests that expressing anger can help us quell it, like releasing steam from a pressure cooker.
ScienceAlertby David Nield13d ago
Going through menopause brings with it major shifts in biology for women, and experts have long wondered whether this could be part of the reason that Alzheimer's disease is notably more common in...
ScienceAlertby Michelle Starr13d ago
Some computations are so hardcore that it takes a facility of extraordinary power to even think about running them.
ScienceAlertby Esra Öz13d ago
Imagine picking up a black stone from an old riverbed in Brazil. Its surface shines like glass, but inside it is riddled with tiny holes.
ScienceAlertby Carly Cassella14d ago
The oldest known person in the United States and the second-oldest person in the world just celebrated her 116th birthday.
ScienceAlertby Esra Öz14d ago
Your dog may prick up its ears at its name or run to the door when it hears "walk." But can its brain separate unfamiliar words when it hears them without a pause?
ScienceAlertby Ivan Farkas14d ago
Cosmically, Earth can be likened to a planetary puppet 'tugged' by the gravitational strings of the Sun and Moon.
ScienceAlertby Michelle Starr14d ago
When you move to a new place, one of the first things you might do is build yourself a cozy nest – a space of your own where everything is just the way you want it to be.
ScienceAlertby Michelle Starr21d ago
It's hard to imagine a system of physics simpler than a billiard table. Send a ball across the table, and its path follows a simple rule: It travels in a straight line until it hits a wall, then...
ScienceAlertby David Nield21d ago
There's a lot more to sleep than just the amount of time that passes between you drifting off and waking up again – and the different facets of our slumber also have different implications for our...
ScienceAlertby Michelle Starr21d ago
Chemotherapy has a problem with precision. It's one of the most effective ways we have to treat aggressive cancer – but it isn't very good at discriminating between the cancer cells it's targeting...
ScienceAlertby David Nield21d ago
In 2019, workers at a gravel extraction plant in Deinham, close to the Danube River in Austria, discovered a vast haul of iron bars in amongst the underwater gravel.
ScienceAlertby David Nield21d ago
Exercise is good for you – that much we can all agree on – but which exercises work best for which types of benefit?
ScienceAlertby Esra Öz21d ago
Depression can affect the brain, but not in the same way for everyone. A 10-year study suggests that what matters may not be whether someone has depression, but how the illness unfolds over time.
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