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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Black smokers and electroecosystems

Black smokers are deep-sea hydrothermal vents found in the ocean. Now scientists believe that they may host electroecosystems in which the primary producers use electric currents as their energy source.

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Predictive grid cells help self navigation in the brain

Scientists have discovered grid cells in the brain that map an animal’s (or human’s) future position in space.
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Palaeospondylus: mystery of vertebrate evolution solved

Micro-CT scans using synchrotron radiation X-rays reveal Palaeospondylus morphology, finally allowing its placement on the evolutionary tree.
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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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How group size affects cooperation: Insights from brain science

Using the prisoners dilemma game, brain scientists showed that larger group size reduces cooperation.
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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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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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Hepatoma (liver cancer) blocked by a sugar look-a-like

A sugar (fucose) analog can prevent liver cancer (hepatoma) from invading healthy liver cells.

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

A new bioplastic that dissolves in saltwater — no more pesky microplastics!
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Imaging whole-body cancer metastasis at the single-cell level

A new optical clearing method allows imaging of cancer metastasis at incredibly high resolution.

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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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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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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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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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