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.

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.

Gene linked to intellectual ability affects memory replay in mice


Scientists have discovered a gene in mice that allows memory replay at rest, a process necessary for forming long-lasting memories in mice.

A new imaging biomarker for the aging brain


Enlarged ventricles is a sign of an aging brain. New research shows that this phenomenon can be predicted by lagging brain circulation that is detected by MRI.

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.

Robotic AI helps efficient growth of replacement organs


Humans team-up with a robotic AI to speed up experiments to find the best way to regrow damaged eye tissue from stem cells.

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Random movements help color-detecting cells form the proper pattern


Scientists have used a mathematical model to explain why zebrafish cone cells in the eye are arranged in a specific pattern in all individuals.

Engineering crop immunity from a receptor in pomelo fruit


Synthetic receptors derived from the pomelo fruit can help crops become immune to thousands of pathogens.

Blue gene regulation helps plants respond properly to light


Blue light alters some gene expression in plants by changing the transcription start sites to downstream locations.

Staining that lights up whole organs and bodies


Scientists have developed a staining procedure that makes see-through tissue, organs, and bodies useful.

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.

Brainless memory makes the spinal cord smarter than previously thought


The spinal cord learns how to direct limb muscles to avoid aversive sensations and recalls the memories using separate neural circuitry. Oh, and without a brain!

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.

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.

Green hydrogen production for fuel cells and fertilizers


A new method of water electrolysis avoids rare metals, making hydrogen production green and sustainable.

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.