Helicopters are marvelous pieces of engineering, providing a live demonstration of the laws of physics as they carry us into the skies. With metal or composite blades angled just right and spinning at ...

Helicopters stand among the many reasons why aviation is as important as it is today. These aircraft occupy various niches worldwide, ranging from extensive military applications, such as helicopters ...

The rotor blades that will carry NASA's next-generation helicopters to new Martian heights broke the sound barrier during March tests at NASA's Jet Propulsion Laboratory in Southern California. Data ...

For future NASA missions to Mars, this new helicopter vehicle will be key to surveying the planet's surface for all sorts of ...

Engineers at NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, have demonstrated that the blades of their next-generation Mars helicopter rotors can punch past the speed of sound and ...