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.

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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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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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Scientists develop new and improved quantum gates

High-fidelity, low error quantum gates allow more reliable and accurate quantum computations, making the future of quantum computers more promising.
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Diazoxide pills for Alzheimer’s disease?

Drug therapy with with diazoxide relieved symptoms of Alzheimer’s disease in the brains of mice and improved memory.
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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.
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Real webshooters? Synthetic spider silk spun from artificial gland

Scientists create a microfluidic device that spins artificial spider silk from spidroins proteins, duplicating silk’s complex molecular structure.
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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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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.
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What’s that smell? The advantage of sniffing

Rhythmic sniffing boosts phase-coded neuronal signals in the mouse olfactory bulb that allow odors to be identified.

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Social novelty in the brain: haven’t I seen you someplace before?

Social novelty and contextual novelty are segregated in the SuM region of the hypothalamus and in projections to the hippocampus, allowing memories of meeting new people to be formed separately from memories of new places.
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Hippocampal memory isn’t all about place cells

Scientists have found evidence that hippocampal memories of experience are not stored in place cells.

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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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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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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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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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Dec

21

The stars align

The stars align

by |

The stars align. That’s what you say, when things work out perfectly. In the case of an eclipse, of course, it’s not stars that align but rather the moon and sun.

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