Japanese people are a mixture of three separate ancestral groups


A new study shows that the current Japanese population is derived from 3 ancestral groups, one of which brought Denisovan DNA to the party.

The free-energy principle explains neural network behavior


Scientists show that the free-energy principle can explain how neural networks work.

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.

Stable green hydrogen production in a PEM electrolyzer


A little structurally manipulated manganese goes a long way when using a PEM electrolyzer to make hydrogen from water.

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.

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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Artificial gravity protects the immune system of mice in space


Mice who experienced artificial gravity on the ISS suffered less damage to their immune system (thymus) than weightless mice did.

A new type of cell death discovered in fly guts


A completely unknown type of cell death called “erebosis” has been discovered in the guts of the common fruit fly.

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.

Are you “at risk” of being a habitual coffee drinker?


Several single nucleotide polymorphisms (SNPs) are related to dietary habits, including coffee, tea, tofu, and yogurt consumption.

Skipping fatty acids could be recipe for schizophrenia


Prenatal lack of omega-3 and omega-6 fatty acids linked to epigenetic changes that lead to schizophrenic symptoms in mice.

Low-protein diet changes sperm and health of future offspring


Low-protein diets in male mice alter sperm and result in offspring that have metabolic problems like diabetes in adulthood.

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.

Eating a high fat diet without getting obese?


Scientists discover that without innate immune cells in the intestines, eating a high fat diet does not lead to obesity in mice.

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.

Artificial gravity protects the immune system of mice in space


Mice who experienced artificial gravity on the ISS suffered less damage to their immune system (thymus) than weightless mice did.