Melatonin in mice, circadian rhythms, and daily torpor

A new breed of lab mouse allows the study of naturally occurring melatonin. These mice will adjust better to jetlag than regular lab mice and experience daily torpor.
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Geostationary satellite enables better precipitation and flood predictions

Data from the Himawari-8 geosynchronous satellite was used in weather simulations to improve forecasts of sudden precipitation and tropical storm development.

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Random movements help color-detecting cells form the proper pattern

Scientists have used a mathematical model to explain why zebrafish cone cells in the eye are arranged in a specific pattern in all individuals.

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A self-powered heart monitor taped to the skin

A group of scientists have developed a human-friendly, ultra-flexible organic sensor powered by sunlight, which acts as a self-powered heart monitor.

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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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New metalloenzyme system selectively targets cancer cells

Specific targeting of cancer cells and onsite drug synthesis has been achieved using a new artificial metalloenzyme delivery system.
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Getting a grip on slow but unique shark evolution

Scientists have decoded the genomes of two species of shark, bringing the grand total of sequenced shark genomes to three.

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Robotic exoskeleton learns to help people stand up

This new robotic exoskeleton uses machine learning to know when users want help standing up.
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Gene regulator that allows plant rehydration after drought

New genetic insights into the plant rehydration process: this is why your plants don’t die after you forgot to water them.

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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.
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Flies use fecal deposits as pheromones

Bioluminescence imaging of fly brains reveals neurons sensitive to fly poo laced with pheromones (you can see the fecal “landmark” in the dotted circle). Need we say more?

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Tape and vermilion: ingredients for mapping artifact origins

Vermilion samples taken from ancient artifacts with sulfur-free tape can tell us about trade patterns 3000 years ago.
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H2AK119ub1: How you inherit acquired traits from your mom

H2AK119ub1. Say that three times really fast! But seriously, it allows maternally acquired traits to be inherited.
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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.
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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.
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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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