Short answers, pulled from the story.
The Wright brothers achieved the first powered controlled and sustained flight of a heavier-than-air aircraft on the 17th of December 1903. This flight lasted 12 seconds and covered 120 feet using a custom-built 12-horsepower engine. The event marked the dawn of a new era in human history and proved that human flight was possible through engineering rather than just buoyancy.
The Montgolfier brothers invented the hot-air balloon in the 18th century. These early balloons were filled with hot air or hydrogen and allowed humans to ascend into the sky for the first time. The invention quickly gained popularity and led to the establishment of balloon companies during the French Revolution for military reconnaissance.
The Lockheed SR-71 Blackbird reached speeds of over 2,000 miles per hour in 1976. This U.S. reconnaissance jet demonstrated the capabilities of jet engines to reach speeds previously unattainable. The jet age brought about significant changes in military aviation with the development of supersonic fighters and bombers.
The Antonov An-225 Mriya held the record for the largest aircraft by weight and payload. This Soviet-built transport aircraft was capable of carrying over 250 tons of cargo. The aircraft was destroyed during the Russo-Ukrainian War and was a testament to the engineering prowess of the Soviet Union.
Global commercial operations generated 2.4% of global carbon dioxide emissions in 2018. Jet airliners contribute to climate change by emitting carbon dioxide nitrogen oxides and particulates. The industry has responded with initiatives such as the ICAO's CORSIA which aims to achieve net-zero carbon emissions by 2050.
The main types of future aircraft being developed include electric hybrid electric and hydrogen-powered aircraft. These innovations offer the potential for a cleaner and more sustainable aviation industry. The development of advanced materials and design techniques is expected to lead to lighter and more efficient aircraft.