Automotive

Is a train's risk of derailment affected by its length?

Longer freight trains are more likely to derail compared with shorter trains, according to new research published in Risk Analysis. The increased risk held even after accounting for the need for fewer trains if more cars ...

Security

Vulnerabilities of electric vehicle charging infrastructure

With electric vehicles becoming more common, the risks and hazards of a cyber attack on electric vehicle charging equipment and systems also increases. Jay Johnson, an electrical engineer at Sandia National Laboratories, ...

Consumer & Gadgets

Coronavirus tracking app that puts privacy first

By now, it's no surprise that contact tracing— identifying a sick person's recent interactions to determine who else they might have infected—could be an effective way of controlling the coronavirus outbreak.