Recipe for hydrogen: sprinkle manganese oxide with iridium atoms, add water

A few iridium atoms also go a long way. When sprinkled on manganese oxide, hydrogen is produced with 95% less iridium!
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Running away from carbon dioxide: the terminal connection

Even fish want to avoid carbon dioxide. Now we know that they can because of chemosensation and the Terminal Nerve.

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Brainless memory makes the spinal cord smarter than previously thought

The spinal cord learns how to direct limb muscles to avoid aversive sensations and recalls the memories using separate neural circuitry. Oh, and without a brain!
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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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Blood cell mutations linked to leukemia are inevitable

Researchers show that blood cell mutations increase with age identify risk factors for developing leukemia in Japanese and European populations.
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Bye-bye microplastics: new plastic is fully ocean-degradable

A new bioplastic that dissolves in saltwater — no more pesky microplastics!
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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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Heat used to transform antiskyrmions to skyrmions and back

Scientists discover a way to transform antiskyrmions to skyrmions and back using heat and magnetic fields.
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Simple but revolutionary modular organoids

A new way to construct complex 3D organoids without using elaborate techniques! The trick using modular cubes with hydrogel layers.
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Toward human hibernation: cold-resistant mouse stem cells

Cold-resistant stem cells from “deep torpor” mice are a big step toward understanding why tissue survives hibernation.
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RIKEN Research Winter Issue

It’s almost the end of the year and a here’s an early holiday present! The winter issue of RIKEN Research is here, covering plant parasites, depression, atomic clocks, and more! Enjoy!

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Cyborg cockroaches to the rescue!

The key to this remote-controllable cyborg cockroach is a solar-cell rechargeable battery and an ultrathin flexible backpack.
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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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New lab-grown retinal sheets almost ready for clinical trials

A new retinal transplant technique works by preventing bipolar cells from maturing in lab-grown retinal sheets.
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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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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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