Posted: 3rd June, 2026

What is a Drone?

Drones, also known as Unmanned Aerial Vehicles (UAVs) or Unmanned Aircraft Systems (UAS), are aircraft that operate without a pilot onboard. Controlled remotely or through autonomous flight systems, drones are now used across a wide range of industries including photography, surveying, agriculture, logistics, emergency services and defence.

Over the last decade, drone technology has developed rapidly, making unmanned aircraft more accessible for both recreational and commercial use. From small consumer drones used for aerial photography through to advanced industrial systems designed for inspection and offshore operations, drones now play an important role in modern aviation and technology sectors.

How Do Drones Work?

Most drones use a combination of onboard sensors, GPS technology, flight controllers and communication systems to maintain stable flight and navigate safely. Depending on the type of aircraft, drones may be manually controlled by an operator or programmed to follow pre-planned flight paths.

Commercial drone systems often include additional capabilities such as thermal imaging, mapping sensors, obstacle avoidance systems and live video transmission.

What Are Drones Used For?

Drone applications continue to expand across multiple sectors. Common uses include:

  • Aerial photography and videography
  • Infrastructure inspection
  • Maritime operations
  • Surveying and mapping
  • Search and rescue
  • Agricultural monitoring
  • Logistics and cargo delivery
  • Defence and security operations

As regulations and technology continue to evolve, drones are becoming increasingly important for organisations seeking safer, faster and more cost-effective operational solutions.

Drone Testing and Development

As drone technology advances, professional testing and evaluation environments are becoming increasingly important. Organisations developing advanced UAS capabilities often require controlled aviation environments to support flight testing, system integration and operational validation.

Drone Certification Agency (DCA) supports UAS testing, evaluation and operational development from its UK-based drone test facility located at Portland Heliport in Dorset.

Explore Our Drone Testing Facilities

As drone technology continues to evolve, organisations developing advanced unmanned aircraft systems increasingly require professional environments for testing, evaluation and operational validation. Whether you are researching what is a drone, developing new UAV capabilities or preparing for BVLOS operations, Drone Certification Agency provides access to a UK drone test facility designed to support safe and structured UAS testing. Learn how our UAV test range, drone testing services and controlled aviation environment can support your programme.

UAS Test Ranges

Drone FAQs

If you’re new to unmanned aviation or looking to better understand drone operations, regulations and testing environments, visit the Drone Certification Agency FAQ page. Explore answers to common questions covering what is a drone, UK drone laws, BVLOS operations, UAV testing facilities and more.

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