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.
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Marsupial heart regeneration ability given to mice

Regeneration of mouse hearts ? ?? after birth achieved by figuring out how it’s possible in opossums.
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The free-energy principle explains neural network behavior

Scientists show that the free-energy principle can explain how neural networks work.
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Mutations, CRISPR, and spinocerebellar ataxia

Scientists discover that mutations causing the degenerative movement disorder spinocerebellar ataxia type 29 work by disrupting calcium release of neurons inside the brain.

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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.
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Protein pileup affects social behavior through altered brain signaling

When a normal cellular cleanup process is disrupted, social behavior in mice is disrupted and they start behaving in ways that resemble human symptoms of autism spectrum disorder and schizophrenia.

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Dec

21

The stars align

The stars align

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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.

Detecting pathogens: the evolution of plant immunity

Scientists find recognition receptors for plant growth and plant immunity that share a common evolutionary origin.
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Physiological origami and proper body development in flies

Genetics and mechanical origami in the fly embryo helps proper body development by fighting off “noisy” fluctuations is the environment.
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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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Millions of years of galaxy evolution simulated in mere months with the help of AI

When a machine learning AI was asked to help simulate galaxy evolution, processing time went from years to months.
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Deep-brain exploration with nanomaterials

A new way to optogenetically activate neurons deep in the brain using infrared light and upconversion nanoparticles. It’s non-invasive!

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Root growth improved in soil contaminated with cesium

Overactivating the ABA signaling pathway in plants prevented cesium in soil from blocking root growth in plants.
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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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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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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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New lab-grown retinal sheets almost ready for clinical trials

A new retinal transplant technique works by preventing bipolar cells from maturing in lab-grown retinal sheets.
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