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.

Smarter AI: machine learning without negative data


Scientists have developed a new method for machine learning that allows an AI to make better classifications without negative data.

Opossums are the first genome edited marsupials


A new piezoelectronic microinjection method has allowed the first successful genome editing in marsupials: albino opossums.

Laser melting ice-core sampler for studying climate change


This laser melting ice core sampler can determine temperature changes thousands of years ago on very fine timescale.

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.

A new and improved way to store hydrogen


A simple chemical reaction allows hydrogen-carrying ammonia to be stored and retrieved cheaply and easily.

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Opto-OISI: imaging connections in the living brain


A new imaging technique called opto-OISI allows scientists to non-invasively visualize where specific neurons project in the living brain.

Bye-bye microplastics: new plastic is fully ocean-degradable


A new bioplastic that dissolves in saltwater — no more pesky microplastics!

Summer fun: how plants beat the heat


Scientists have discovered a gene that allows plants to cope with extreme heat by changing the composition of chloroplast membranes.

Chaos theory provides hints for controlling the weather


Computer simulations were used to show that small adjustments to certain variables in the weather system could modify weather phenomena such as sudden downpours.

Two genes that regulate how much we dream


An international research team led by RIKEN BDR has identified a pair of genes that regulate how much REM (dream) and non-REM sleep an animal experiences.

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.

Introducing Nikola, the emotional android boy


A new android named Nikola will help researchers study facial expressions, emotions, and social interactions.

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.

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.

How does gravity affect antimatter?


Scientists find that antimatter reacts to gravity the same way that regular matter does.