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.

Implantable blastocyst‐like cysts grown from stem cells


Embryo Organoids?! Blastocyst‐like cysts grown from pluripotent mouse stem cells were similar to natural blastocysts (early embryos).

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.

Green hydrogen production for fuel cells and fertilizers


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

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.

The brain’s GPS has a buddy system


In addition to encoding self location, brain cells in the rat hippocampus act like a GPS that encodes the location of other rats.

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Plant hormone combats dehydration


Scientists show that CLE25 is a plant hormone that travels from roots to leaves and helps close stomata in times of dehydration stress.

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


A new bioplastic that dissolves in saltwater — no more pesky microplastics!

Cyborg cockroaches to the rescue!


The key to this remote-controllable cyborg cockroach is a solar-cell rechargeable battery and an ultrathin flexible backpack.

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.

Deadly fungi beaten with fatty acid synthase inhibitor


A new approach to attacking fungi involves inhibiting a gene needed for making fatty acids.

Electrolithoautotrophs


Learn what electrolithoautotrophs are and how the scientists proved that A. ferrooxidans can use electric potential to fuel growth.

Introducing Nikola, the emotional android boy


A new android named Nikola will help researchers study facial expressions, emotions, and social interactions.

Eating a high fat diet without getting obese?


Scientists discover that without innate immune cells in the intestines, eating a high fat diet does not lead to obesity in mice.

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.

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.