Jump to contentThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged inAllNewsSportCultureLifestyleMajor American carriers, including Delta Air Lines and United Airlines, are expanding restrictions on humanoid and animal-like robots in aircraft cabins and checked baggage. This follows Southwest Airlines' ban in May, which was prompted by a passenger boarding a flight with a robotic companion earlier this year. Airlines cite general safety and operational concerns, particularly regarding heavy-duty lithium batteries that exceed Federal Aviation Administration watt-hour limits. United implemented its restriction on 23 July as a proactive measure, while Delta's similar policy came into effect on 18 June. While standard toy robots are still permitted if they meet size and battery guidelines, experts note the bans pose challenges for researchers needing to transport robots for demonstrations. In fullDelta and United join Southwest to become latest airlines to ban humanoid robots from the skyMore bulletinsThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in