Organic nitrogen in soil helps crop growth

Scientists used a multi-omics analysis to show that soil solarization helps crops grow because it increases organic nitrogen in the soil.
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The free-energy principle explains neural network behavior

Scientists show that the free-energy principle can explain how neural networks work.
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A researcher’s journey part 2: emotional memory and being human

Joshua Johansen from RIKEN CBS explains emotional memory, what his lab is doing, and what makes a good researcher.
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Freedom from fear ?‍♀️

Researchers discover a dopaminergic circuit in the brain that allows fear associations to disappear when there isn’t anything to be afraid of anymore.

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Dopamine reduces beta-amyloid plaques in Alzheimer’s disease

Increasing dopamine in the brains of AD model mice led to increased neprilysin, which broke down amyloid-beta plaques and improved memory.
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Flies smell through a gore-tex system

The newly named gore-tex gene is responsible for the development of nanopores that allow chemicals in the air to be detected (in flies).

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Black smokers and electroecosystems

Black smokers are deep-sea hydrothermal vents found in the ocean. Now scientists believe that they may host electroecosystems in which the primary producers use electric currents as their energy source.

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The first drug treatment for brain aneurysms (in mice)

Scientists discover that most aneurysms result from mutations. A mouse model shows they can be treated with drugs.
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Genomic “butterfly effect” involving TADs explains risk for autism

De novo mutations in three-dimensional structures in the genome containing known ASD genes were found to be associated with ASD risk.
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FABP4: A preschool-aged biomarker for autism

Reduced FABP4 was found in preschool-aged children with autism spectrum disorder, making it a potential new biomarker for the condition.
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Tape and vermilion: ingredients for mapping artifact origins

Vermilion samples taken from ancient artifacts with sulfur-free tape can tell us about trade patterns 3000 years ago.
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Strong emotions plus non-REM sleep equals longer-lasting perceptual memories

Perceptual memories linked to positive emotions, such as joy or happiness, are strengthened during sleep, specifically during periods of deep non-REM sleep.
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Introducing Nikola, the emotional android boy

A new android named Nikola will help researchers study facial expressions, emotions, and social interactions.
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Opossums are the first genome edited marsupials

A new piezoelectronic microinjection method has allowed the first successful genome editing in marsupials: albino opossums.
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Social contact-seeking behavior and loneliness in the brain

Levels of the peptide amylin in the brain are related to loneliness; activating amylin neurons in the MPOA drives isolated mice to seek social contact.
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Super-thin wearable electronics just got more flexible

A method for making super-flexible and ultra-thin wearable electronics uses water-vapor plasma to create gold-gold bonds.
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