Science News
Optimizing continuous-variable functions with quantum annealing
Phys.org - 3 Oct 2023 16:44
Quantum annealing (QA) is a cutting-edge algorithm that leverages the unique properties of quantum computing to tackle complex combinatorial optimization problems (a class of mathematical problems dealing with discrete-v...
Chronic Stress and Depression Linked to Alzheimer's Risk
Neuroscience News - 3 Oct 2023 00:36
A recent study highlights a potential connection between chronic stress, depression, and the onset of Alzheimer's disease. Researchers found that individuals aged 18 to 65 previously diagnosed with either condition showe...
Nobel Prize in physics awarded to three scientists who glimpsed the inner world of atoms with tiny light pulses
Live Science - 3 Oct 2023 12:14
The trio devised methods for creating the tiniest slices of light.
Fat Bear Week: How Alaska's brown bears nearly double in size
New Scientist - 3 Oct 2023 23:00
Brown bears in Katmai National Park can eat up to 160,000 calories a day to prepare for winter, but how do they know it's feasting time?
Psilocybin Microdosing Promising for Mental Health Disorders
Neuroscience News - 3 Oct 2023 22:42
Researchers delve into the therapeutic potential of psilocybin microdosing, exploring its influence on stress resilience and compulsive behaviors in rats. While high-dose psilocybin therapy has been scrutinized for psych...
Age-Related Changes in Spoken Word Recognition
Neuroscience News - 3 Oct 2023 22:12
A recent study reveals intriguing findings about the efficiency of spoken word recognition across various age groups. Efficiency peaks in individuals in their mid-20s to early-30s and notably begins to decline from the m...
Why we know so little about cannabis - and why scientists are worried
New Scientist - 3 Oct 2023 21:00
While research on marijuana has surged in the last 20 years, our understanding of the drug is decades behind that of other substances, like tobacco and alcohol
James Webb telescope's observations of 'impossible' galaxies at the dawn of time may finally have an explanation
Live Science - 3 Oct 2023 20:17
A new set of simulations suggests that the unusual brightness of early galaxies discovered by the James Webb telescope could be because of a strange, rapid-burst mode of star formation.
Massive Martian 'dust devil' filmed by NASA's Perseverance rover is 5 times taller than the Empire State Building
Live Science - 3 Oct 2023 20:15
The Perseverance rover has captured footage of an unusually large twister, or "dust devil," moving across the Martian landscape. Based on images of the swirling storm, researchers estimate that it could be more than a mi...
Giant never-before-seen long-necked 'titan' dinosaur unearthed in Europe
Live Science - 3 Oct 2023 19:51
The newly identified titanosaur, Garumbatitan morellensis, roamed what is now Spain around 122 million years ago. The unusual shape of some of its bones could hold clues about the evolutionary history of a unique group o...
Why do you get dizzy if you stand up too fast?
Live Science - 3 Oct 2023 19:41
It's normal for you to occasionally get dizzy and for your vision to go dark when you stand up, but it can sometimes be a sign of a chronic health condition.
A graphene addition for enhancing the critical current density of Bi-2223 superconductors
Phys.org - 3 Oct 2023 19:23
Superconductors are materials that offer zero electric resistance to the flow of current on being cooled down below a certain critical temperature. Typically, superconductors have a very low critical temperature, close t...
What are attoseconds? Nobel-winning physics explained
Phys.org - 3 Oct 2023 18:44
The Nobel Physics Prize was awarded on Tuesday to three scientists for their work on attoseconds, which are almost unimaginably short periods of time.
Physicists realize fractionalization without a magnetic field
Phys.org - 3 Oct 2023 17:18
On the dream list of many condensed matter physicists is observing fractionalization, the phenomena of a collective state of electrons carrying a charge that is a fraction of the electron charge, without a magnetic field...
Personality Disorders Linked to Increased Risk of Fatty Liver Disease
Neuroscience News - 3 Oct 2023 16:59
Non-alcoholic fatty liver disease (NAFLD), the most prevalent cause of chronic liver disease in affluent societies, is intrinsically linked with personality disorders. The research uncovers a tri-fold higher likelihood o...
Using air to deflect lasers
Phys.org - 3 Oct 2023 16:58
Using a novel method, beams of laser light can be deflected using air alone. An invisible grating made only of air is not only immune to damage from the laser light, but it also preserves the original quality of the beam...
15 Mars objects that look like signs of life (but aren't)
Live Science - 3 Oct 2023 16:32
From Martian 'faces' to blueberries and bears, the Red Planet has long tricked human minds into seeing signs of life that aren't there.
Perception Puzzles: Our Brain's Unique Counting Methods
Neuroscience News - 3 Oct 2023 16:18
A new study reveals intriguing insights into how our brains perceive different quantities of objects. When faced with a small number of items (four or fewer), our brains can quickly and accurately determine the count, a ...
This Ant-Inspired AI Brain Helps Farm Robots Better Navigate Crops
Singularity Hub - 3 Oct 2023 16:00
Picture this: the setting sun paints a cornfield in dazzling hues of amber and gold. Thousands of corn stalks, heavy with cobs and rustling leaves, tower over everyone--kids running though corn mazes; farmers examining t...
Robotic hand has the dexterity to handle tricky objects with care
New Scientist - 3 Oct 2023 16:00
A sophisticated algorithm enables a robotic hand to rotate Rubik's cubes and other objects in three axes, with potential applications on automated manufacturing lines
How the microbiome changes our idea of what it means to be human
New Scientist - 3 Oct 2023 16:00
The microbes living on and in you can change your mood, your mind and your health - challenging our ideas about human nature
Can probiotics and supplements really improve your gut microbiome?
New Scientist - 3 Oct 2023 16:00
From probiotics to faecal transplants, here's what you need to know about products and remedies that promise to restore the health of your gut microbes