Something smells fishy: categorizing odors in the brain


Calcium imaging and mathematical model explain how categories and mixtures of odors are represented in the fly brain and consistent across individual flies.

Brain wave synchrony can predict memory age


The degree of neuronal synchrony between the anterior cingulate cortex and the hippocampus during recall is an indication of memory age (in mice).

Zebrafish imagine a danger-free future to avoid threats in virtual reality


By imaging the brain while zebrafish “swim” in virtual reality, scientists have learned that even fish can create internal models to predict future outcomes.

New treatment assembles cancer drug inside the body


Cancer drugs assembled inside the body on cancer cells should reduce harmful side effects to other tissue.

Big news in iPS cell transplants


iPS cell-derived retinal cells have been successfully transplanted from one monkey to another without need of immunosuppressant drugs.

Finding real rewards in a virtual world


A new study shows that mice who learn to find goals in virtual reality use their hippocampus the same was as in the real world.

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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.

Diagnosing fetal heart disease benefits from explanatory AI


Diagnosis accuracy improved when doctors used explanatory AI to help diagnose congenital heart disease from fetal ultrasound videos.

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.

Proton and antiproton still seem identical


Using a novel two-particle measurement method, scientists have measured the magnetic moment of the antiproton at a precision 350 times higher than any previous measurement.

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.

Robotic exoskeleton learns to help people stand up


This new robotic exoskeleton uses machine learning to know when users want help standing up.

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.

Transgenic plants ??on acid survive without water


Scientists designed transgenic plants that survive drought-like conditions by bumping up acetic acid production only when water is scarce.

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.

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.