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.
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New artificial skin helps avoid animal testing

A new artificial skin that reproduces proper tension can be used to research skin function and disease while reducing the need to experiment on animals.
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Researchers create a functional salivary gland organoid ?

Scientists have succeeded in growing three-dimensional salivary gland tissue that produced saliva like normal glands when implanted into mice.

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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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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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Gut bacteria reduces insulin resistance, protects against diabetes

Scientists discover gut bacteria that reduce insulin resistance in your body and sugar in your poo.
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Trigger region found for epileptic absence seizures

A mouse model shows that absence seizures are triggered by faulty connections between the cortex and fast-spiking neurons in the striatum.

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Chromosome copying errors pinpointed in developing embryos

The DNA duplication process changes during embryogenesis and chromosome copying errors increase during the transition.
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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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Leaky plants bad for drought resistance

The KAI2 receptor for compounds found in smoke helps plants retain water and survive during drought.

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Brain clock ticks differently in autism

A new brain imaging study shows that autistic severity is linked to how long certain regions of the brain store information.

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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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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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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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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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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.
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