Apple said Tuesday it is expanding the iPhone’s capabilities to accept contactless payments, making it easier for merchants to conduct tap-to-pay transactions without having to buy additional hardware.
Read moreSweating the small stuff: Newly developed smartwatch measures key stress hormone
To date, it has been impractical to measure cortisol as a way to potentially identify conditions such as depression and post-traumatic stress, in which levels of the hormone are elevated. Cortisol levels traditionally have been evaluated through...
Read moreUsing gelatin and sugar as ink to print 3D soft robots
A team of researchers at Johannes Kepler University Linz has used biodegradable materials as ink to print 3D soft robots. In their paper published in the journal Science Robotics, the group describes how they developed their ink and how well it...
Read moreScaling up battery production drives down carbon emissions significantly
A common criticism of electric vehicle production is the high carbon emissions from battery production. But new research from Chalmers University of Technology in Sweden shows how scaling up production through enormous “gigafactories”...
Read moreMore wind energy infrastructure equals more votes for incumbents
In order to meet its goals under the Paris Agreement to sharply reduce carbon emissions, the U.S. would need to make a swift transition away from fossil fuels toward renewable energy. A number of political and procedural obstacles make this...
Read moreNew soft robot morphs from a ground to air vehicle using liquid metal
Imagine a small autonomous vehicle that could drive over land, stop, and flatten itself into a quadcopter. The rotors start spinning, and the vehicle flies away. Looking at it more closely, what do you think you would see? What mechanisms have...
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