Automotive

UK rail sector on track to diesel-free trains

As host of the recent COP26 climate summit, Britain's drive to help slash global carbon emissions will involve keeping to its own target of phasing out diesel trains over the next two decades, industry bodies and observers ...

Energy & Green Tech

New Zealand strait crossed for first time by electric plane

As he made history by becoming the first person to fly across New Zealand's Cook Strait in an electric plane, Gary Freedman thought it only fitting that the first thing he saw when approaching the Wellington coastline was ...

Computer Sciences

How machine learning can be fair and accurate

Carnegie Mellon University researchers are challenging a long-held assumption that there is a trade-off between accuracy and fairness when using machine learning to make public policy decisions.

Robotics

Exoskeleton research demonstrates the importance of training

Exoskeleton devices work, researchers say, for a variety of uses such as speeding up our walking or making running easier. Yet they don't know what exactly makes exoskeletons effective. What is the benefit of customization, ...

Machine learning & AI

Improve machine learning performance by dropping the zeros

KAUST researchers have found a way to significantly increase the speed of training. Large machine learning models can be trained significantly faster by observing how frequently zero results are produced in distributed machine ...

Security

Hackers disrupt Iran's rail service with fake delay messages

Iran's railroad system came under cyberattack on Friday, a semi-official news agency reported, with hackers posting fake messages about train delays or cancellations on display boards at stations across the country.

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