Science Archives - Page 154 of 286 - Scitke

A Leech-Inspired Device Could Lead to More Gentle Blood Sampling

While leeches might evoke discomfort, hypodermic needles often evoke even more fear. This is one motivation behind the creation of a novel blood collection device inspired by leeches, offering a less invasive method for obtaining blood samples. In addition to the aversion to pain, many individuals, especially children, feel uneasy about the idea of needles […]

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Does Obesity Prevent or Increase Dementia Risk?

Healthcare, Medicine, Science / Jorge Paka

Several dementia advocacy organizations recommend maintaining a healthy weight to lower the risk of dementia. However, certain studies have proposed that obesity could potentially offer protection against dementia. What does scientific research reveal about this matter? The link between obesity and dementia appears strong initially, as obesity in middle age is associated with a higher

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Ways to View the Launch of Boeing’s Starliner

Aerospace, Astronomy, Planetary Science / Leandro Conceição

In recent years, space launches, even crewed ones, have become quite frequent, receiving limited attention unless they mark a significant milestone. However, with Monday’s Starliner mission, there’s a notable surge in interest for valid reasons.

As the spacecraft endeavors to depart from the launch pad, it bears considerable responsibility, not only for the safety of NASA astronauts Barry “Butch” Wilmore and Sunita Williams, the inaugural Starliner flight crew.

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Light Exposure on Head and Abdomen May Alleviate Stress

Healthcare, Medicine / Jorge Paka

A recent study suggests that applying non-invasive, low-intensity light to both the head and abdomen simultaneously can mitigate the impact of chronic stress on both the gut microbiome and the brain. This research contributes to the growing body of evidence highlighting the connection between these two organs. Photobiomodulation (PBM), a non-invasive technique utilizing low-intensity light

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Unleashing Your Brain’s Full Potential: Debunking the 10% Myth

Neuroscience, Science / Eduardo Paulo

Have you ever wondered what your brain could achieve if it worked at full capacity? You might have heard the myth that we only use 10% of our brains, but the truth is far more fascinating. Your brain is an incredible organ, and while it’s smaller than a whale’s, it’s perfectly designed to help you

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Investigation: Do Women Really Feel Colder Than Men?

Science / Jorge Paka

The common stereotype suggests that women always feel colder and need more layers, but is this notion scientifically accurate? Despite widespread observations, there have been limited controlled studies on how men and women’s bodies respond to cold temperatures. A recent study conducted at the US National Institutes of Health (NIH) yielded unexpected results regarding the

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Two Routes to Parkinson’s Disease May Indicate a Singular Method to Avoid Its Onset

Healthcare, Science / Leandro Conceição

Various theories regarding the progression of Parkinson’s disease may suggest that environmental factors play a substantial role, offering insights into preventative measures for a considerable portion of cases.

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Genes for Depression Can Shape Life Circumstances

Healthcare, Medicine, Psychology, Social / Jorge Paka

The fundamental symptoms of depression, including alterations in energy, activity, cognition, and mood, have been documented for over 10,000 years, whereas the term “depression” itself has been in use for approximately 350 years. Despite its extensive history, there’s no consensus among experts regarding the definition or causes of depression. However, many agree that depression isn’t

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Chickens can Blush When they Feel Emotions, and it’s Worth Noting

Biology, Science / Jorge Paka

Some chickens not only express their dissatisfaction with a disgruntled squawk but also exhibit blushing when they are suddenly picked up. According to a recent study, similar to humans, this reddening of the facial skin in chickens signifies an aroused emotional reaction.

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T. Rex Not as Intelligent as We Once Believed

Biology, Evolution, Zoology / Jorge Paka

Although we prefer not to speak negatively about extinct creatures, recent physiological analysis suggests that the Tyrannosaurus rex, once thought to be highly intelligent, may not have been as clever as previously believed. This challenges earlier research from last year that compared the brain and neuronal structure of the T. rex to that of a

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