Memory retrieval needs a neuronal connecting flight

Scientists use optogenetics to discover a part of the brain necessary for retrieving memories of personal experiences.

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Efficient and durable ultra-thin solar cells

Ultra-thin, flexible, organic solar cells that degrade less than 5 percent after 3,000 hours and an energy conversion ratio of 13%.
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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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Confronting a string of epidemics including COVID-19

COVID-19 series — installment #1: RIKEN Executive Director Shigeo Koyasu talks about epidemics and what a good response looks like.
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Evolution of the inner ear: insights from jawless fish

A new story for inner ear evolution based on the developmental patterning found in hagfish, one of two extant jawless vertebrates and a link to the last common ancestor of modern jawed vertebrates.

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Blocking obesity with a protein-sugar combination

Discovery of an enzyme that prevents obesity in mice through glycosylation of a protein involved fat-cell differentiation.

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Protein antigens in meat, milk, and other foods suppress gut tumors

Food antigens were found to prevent small intestinal tumors in gut-tumor prone mice by making ensuring we have enough T cells for defense.
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Hibernation-like state can protect kidneys during heart surgery

Activating Q-neurons in the mouse brain led to a hibernation-like state that protected kidneys during heart surgery.
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Zebrafish imagine a danger-free future to avoid threats in virtual reality

By imaging the brain while zebrafish “swim” in virtual reality, scientists have learned that even fish can create internal models to predict future outcomes.
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Stem cell exhaustion and proliferation: An aging fly’s tale

Blocking the gene ced-6 led to stem cell exhaustion in aging fruit flies and prevented repair of damaged intestines.
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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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Consciousness, brain connections, and the claustrum

Research shows that the claustrum acts as a ‘consciousness conductor’ that synchronizes and connects areas within the mouse brain.
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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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New treatment assembles cancer drug inside the body

Cancer drugs assembled inside the body on cancer cells should reduce harmful side effects to other tissue.
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Why (mouse) mothers take risks to protect their infants

The calcitonin receptor and its ligand amylin act in the brain to motivate mouse mothers to protect their pups, even in risky/dangerous situations.
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Next stop: clinical hair regeneration

A new recipe for continuous cyclical hair regeneration in mice. This means that the hair will continue to fall out and regrow like normal hair.
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