In 14% of problems, the performance improvements vastly outpaced those that came from improved hardware, with the gains from better algorithms being particularly meaningful for big data problems.

The researchers are seeking to address these concerns and make QKD viable by introducing a new metric called "maximum number ...

Tainted Data Can Teach Algorithms the Wrong Lessons Researchers show how AI programs can be sabotaged by even subtle tweaks to the data used to train them. Illustration: Elena Lacey; Getty Images ...