Something smells fishy: categorizing odors in the brain

Calcium imaging and mathematical model explain how categories and mixtures of odors are represented in the fly brain and consistent across individual flies.
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Predictive grid cells help self navigation in the brain

Scientists have discovered grid cells in the brain that map an animal’s (or human’s) future position in space.
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How group size affects cooperation: Insights from brain science

Using the prisoners dilemma game, brain scientists showed that larger group size reduces cooperation.
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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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Longevity in supercentenarians linked to cytotoxic T-cells

Blood analysis in supercentenarians showed that they have many more cytotoxic CD4 T-cells than people with average life spans.
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Imaging whole-body cancer metastasis at the single-cell level

A new optical clearing method allows imaging of cancer metastasis at incredibly high resolution.

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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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Mathematical model predicts self-organized learning in real neurons

The free energy principle predicted how real neural connections changed as neurons “learned” in a dish.
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Smoker gut bacteria reduce bowel inflammation in ulcerative colitis

Mouth bacteria that settle in the guts of smokers activate helper T-cells that counter inflammation in ulcerative colitis.
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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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Predictive grid cells help self navigation in the brain

Scientists have discovered grid cells in the brain that map an animal’s (or human’s) future position in space.
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Ethanol pretreated soil protects plants from drought

Pretreating soil with ethanol protected plants, including wheat and rice, from the adverse effects of water deprivation.
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Talking science Illustration with Misaki Ouchida

Whether it’s bird anatomy or science cartoons, Masaki Ouchida can do it all. She spoke with us about her career in science illustration, from the US to Japan.
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How does gravity affect antimatter?

Scientists find that antimatter reacts to gravity the same way that regular matter does.
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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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Green hydrogen production for fuel cells and fertilizers

A new method of water electrolysis avoids rare metals, making hydrogen production green and sustainable.
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