Abstract: Recent studies have been conducted actively on scheduling in a parcel delivery system using a truck and drones to deliver parcels more effectively. In logistics, it is necessary to provide ...

It’s a strategic move at a time when sales are slumping and stores keep closing. That’s not the case for most companies, and the problem gets bigger when an item gets more expensive. If my $35 grocery ...

Abstract: Cargo UAVs have been used in short-distance logistics scenarios in cities, and this paper investigates the path planning problem for multi-user pickup and delivery of UAVs. The UAV takes off ...

Inline-sixes tend to have problems tied to their size and length, higher camshaft flex and torsion, uneven air/fuel ...

Many publishers first noticed the complaints spike last summer. The subscriber whose weekly newspaper arrived five days late. The subscriber who received no issues for three weeks in a row, then three ...

New Delhi: The launch of E85 fuel by Petroleum Minister Hardeep Singh Puri last week marks the Centre’s most ambitious push yet towards building a flexible fuel, or flex-fuel, vehicle ecosystem. It is ...

Exmar took delivery of the world’s first oceangoing ammonia dual-fuel vessel today. Chief executive Carl-Antoine Saverys said the 46,000-cbm midsize gas carrier newbuilding Antwerpen is heading for ...

Ukrainian forces continue strikes on oil facilities in occupied Crimea and Russia proper; French jet downs drone in Latvian airspace. What we know on day 1,567 A surge in airstrikes on Russian energy ...

The package on your doorstep arrives faster than ever — and the system that put it there has quietly placed a new class of commercial vehicle on residential streets at a scale the law never ...

For new discoveries, everyday mysteries, and the science behind the headlines, follow NPR's ShortWave podcast . Over a century ago, the German psychologist Wolfgang Köhler conducted what became a ...