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Animals and plants have one of the most ideal relationships in nature. The plants feed the animals and the animals, in turn, spread the seeds of the plants through excrement. But when tree-climbing goats in Morocco eat the fruit of the argan tree, the seed is spread in more-or-less the opposite way.

A new study from Stanford into the accuracy of seven popular wrist-based fitness trackers offers both good and bad news for wearers, showing heart rate data to be relatively accurate, but energy expenditure estimates to be way off.

DARPA's ambitious launch-a-day spaceplane is a step closer to lift off after Boeing announced that it's been assigned the contract to work with the agency to design, build and test a technology demonstration vehicle for the Experimental Spaceplane (XS-1) program.

Evolution has a way of helping life adapt to the most extreme of environments. In the case of the Mexican cavefish, help comes in the form of blindness and a skull that skews to the left. The reason for such a strange arrangement? So it can find food in the pitch black darkness of its habitat.

Scientists at the University of Central Florida have developed a way to effectively shrink pixels down to a third of their size, using different voltages to tune the color of individual subpixels to red, green or blue. The result could be screens with much higher resolution and improved brightness.

Audi has turned to autonomous parking robots developed by Ray, and Dokk1 is a fully automated car park in Denmark. Now, Stanley Robotics' automated valet is being put into service at Charles de Gaulle Airport in Paris to provide people-free parking.

"Dieselgate" might be winding up for VW, but investigations into diesel emissions cheating are just getting started elsewhere. Following news Daimler is being investigated in Germany, the US DOJ has filed a civil suit against Fiat Chrysler for failing to correctly disclose emissions control devices.

​In March of this year, researchers showed that a probiotic found in yogurt was able to reverse symptoms of anxiety and depression in mice. Now, in a small study involving 44 adults, investigators at McMaster University in Canada have shown a different probiotic can have the same effect in humans.

The specs of the Kiwano K01 tick all the boxes, offering some considerable advantages over anything else in its class, and if the company's claims prove correct, the emergence of a viable commuting machine for under US$1000.

​Although nobody likes getting a pat-down when going through airport security, the people administering those inspections probably aren't wild about it, either. With this in mind, an electronic pat-down-training mannequin is now being developed.

Last time we looked at EarthCruiser, it was shrinking its off-road expedition vehicle hardware markedly with the new GZL pickup camper. This time around, it's growing its rigs.

Microsoft's HoloLens is still awaiting a commercial release, but we're already seeing some fascinating potential real-world applications. Air New Zealand has recently revealed it has been working with Dimension Data to use the mixed reality smartglasses as a way of enhancing its cabin crew services.