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Under-leaf sensors could provide live reports on the well-being of crops

When it comes to monitoring the health of crops, aerial images captured by aircraft are only going to tell you so much. That's where an experimental new spectral sensor comes in, as it's mounted directly on the underside of individual plants' leaves.

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Wireless ultrasonic knife glides through most things like butter

From a handheld soldering gun to the 'playbird mansion' and, of course, the marvel of a smartphone microscope, there are some gadgets that we come across that we instantly want – and this wireless ultrasonic cutter is definitely another.

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Honda’s in-house solid-state batteries will be 50 percent smaller

Honda doesn't just want to power future EVs with solid-state batteries; it wants to build the actual batteries. It took a big step this month, unveiling a demo production line that will be used to refine the batteries and manufacturing process.

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Implants made of your blood could repair broken bone

The body has a remarkable ability to heal injuries, but it has its limits. Now scientists have developed a way to improve on the natural process, making implants created from a patient’s own blood to regenerate injuries, even repairing bone.

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First image of the shape of a single photon revealed in light study

The first direct visualization of the shape of a photon has been created. These particles of light are impossible to photograph, but UK physicists have now calculated their wave function to produce an accurate image of a photon as it’s emitted.

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Plant-root casts could find use in lab-grown organs and more

Even if you don't know what 3D microfluidic networks are, that doesn't change the fact that they have some very valuable possible uses. Scientists have now devised a much easier method of making the things, by taking casts of plant roots.

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