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8 Current news of frontiers

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That essential morning coffee may be a placebo

Scientists find that the boost you get from a morning coffee can’t be replicated with plain caffein

29-Jun-2023 - For many people, the day doesn’t start until their coffee mug is empty. Coffee is often thought to make you feel more alert, so people drink it to wake themselves up and improve their efficiency. Portuguese scientists studied coffee-drinkers to understand whether that wakefulness effect is ...

beverages brain caffeine +3
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Biocomputers powered by human brain cells?

Despite AI’s impressive track record, its computational power pales in comparison with a human brain. Now, scientists unveil a revolutionary path

03-Mar-2023 - Artificial intelligence (AI) has long been inspired by the human brain. This approach proved highly successful: AI boasts impressive achievements – from diagnosing medical conditions to composing poetry. Still, the original model continues to outperform machines in many ways. This is why, for ...

artificial intelligence biocomputers brain +3
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Scientists find inorganic food additives might make babies more vulnerable to allergies

Las nanopartículas inorgánicas podrían atravesar la barrera placentaria y llegar a la leche materna

09-Dec-2022 - Nanotechnologies have revolutionized food technology with changes to food production, manufacture, and processing that are intended to make our food safer and healthier. Phytosanitary products, processing aids, food additives, and surfaces that touch food in storage can all transfer nanoparticles ...

allergies bacteria food additives +7
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Could new cancer drugs come from potatoes and tomatoes?

Future cancer drugs may one day be formulated from glycoalkaloids found in plants from the genus Solanum

09-Dec-2022 - Everyone knows someone who has had cancer. In 2020, around 19m new cases — and around 10m deaths — were registered worldwide. Treatments are improving all the time but can damage healthy cells or have severe side-effects which are hard on patients; in the search for new, more targeted cancer ...

cancer cells cancer stem cells carcinogens +5
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Excessive blue light from our gadgets may accelerate the aging process

Changes in cell chemistry from blue light exposure observed in fruit flies could also potentially cause detrimental effects on our body

01-Sep-2022 - Too much screen use has been linked to obesity and psychological problems. Now a new study has identified a new problem – a study in fruit flies suggests our basic cellular functions could be impacted by the blue light emitted by these devices. These results are published in Frontiers in ...

ageing cells glutamate +1
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‘Maths’ genes used by fish to count may help us treat human neurodevelopmental diseases

Fish are a good model for how human brains estimate quantities

19-Jul-2022 - Fish are helping researchers track down the origins of how brains compute maths, reports a review in Frontiers in Neuroanatomy. An international team has reviewed more than 200 publications, which together show that fish perceive quantities using similar parts of their brains as mammals and ...

brain mathematics neurodevelopmental disorders
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A replay of life: What happens in our brain when we die?

Scientists recorded the activity of a dying human brain, revealing rhythmic wave patterns similar to those that occur during dreaming and meditation

24-Feb-2022 - Imagine reliving your entire life in the space of seconds. Like a flash of lightning, you are outside of your body, watching memorable moments you lived through. This process, known as ‘life recall’, can be similar to what it’s like to have a near-death experience. What happens inside your brain ...

brain brain activity electroencephalography +1
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Microbes in cow stomachs can break down plastic

Eco-friendly way to reduce litter?

07-Jul-2021 - Plastic is notoriously hard to break down, but researchers in Austria have found that bacteria from a cow's rumen - one of the four compartments of its stomach - can digest certain types of the ubiquitous material, representing a sustainable way to reduce plastic litter. The scientists suspected ...

bacteria microbes plastics +2