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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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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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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Ultraprecise clocks and the Tokyo Skytree verify Einstein’s theory of relativity

Time measured at the top and bottom of the Tokyo Skytree with ultraprecise clocks has verified the time dilation effect predicted by Einstein.
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Efficient and durable ultra-thin solar cells

Ultra-thin, flexible, organic solar cells that degrade less than 5 percent after 3,000 hours and an energy conversion ratio of 13%.
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Microcolumns: elementary neuronal units that carpet the (mouse) brain

A hexagonal lattice organizes major cell types in the cerebral cortex, with similar cells synchronizing their activity in microcolumns.

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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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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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Albumin drops medicine off at cancer site then leaves the body

By changing albumin’s identity, drugs can carried to their targets and then removed from the body after being used.
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Electric rays to help us map the ocean floor

Electric rays and sting rays could map the ocean floor through their natural behavior, helping us find resources and collect data on other ocean life.
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Omics Omics Omics: Analysis predicts ovarian cancer-treating drug

Multi-omics analysis prediction: drugs that inhibit Ras signaling will help prevent tumor formation in serous ovarian cancer.
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Heat shock system helps dried up bug come back to life

An international collaboration has determined that cooption of the Heat Shock Factor (HSF) gene system is what allows larvae of the sleeping chironomid to be able to survive severe desiccation.

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How does gravity affect antimatter?

Scientists find that antimatter reacts to gravity the same way that regular matter does.
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Opossums are the first genome edited marsupials

A new piezoelectronic microinjection method has allowed the first successful genome editing in marsupials: albino opossums.
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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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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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