Cyber Monday once again netted record-breaking online sales. E-commerce retailers slashed prices, and more shoppers than ever avoided the usual bedlam of brick-and-mortar stores — opting instead to shop online.

The delays show that delivery networks such as UPS, which are critical components of the e-commerce boom, are still struggling to cope with the busiest shopping periods despite heavy investment to build out and automate their operations and capacity.

UPS is testing a depot-to-door delivery system in central London. The Low Impact City Logistics project will reduce traffic congestion and emissions associated with urban package delivery by using a power-assisted delivery trailer. If successful, it could change the way packages are delivered in cities in the U.K.

Mercedes-Benz, conducting the biggest test using drones to ship everyday items like ground coffee and cellphones, said the mini aircraft completed 100 drop-offs to strategically placed vans in Zurich with a perfect safety record and more deliveries are planned for next year.

Interstate-95 is busier than any other freeway and among the longest. It runs through some of the country’s biggest cities and costs billions of dollars a year to maintain.

Earlier this year, the International Transport Forum (ITF) published a report on global action and legal issues pertaining to the transition to driverless trucks. While technology and innovation move at a swift pace, indeed regulatory and infrastructure changes will lag a few years behind.

Retailers are contending with a new challenge as this year’s holiday shopping season heats up: extra shipping fees during the busiest weeks.

Christmas is coming early for smaller retailers looking to boost online sales.

Mercedes-Benz is ramping up its offering of electric delivery vans after Deutsche Post AG switched from customer to competitor with the successful rollout of a no-frills battery-powered vehicle.

In DHL's 2017 Holiday Survey, 27 percent of the integrator's customers surveyed said that they would "rather get a root canal than have personal holiday shipments come late."