• 106 stories SPEED OF SOUND

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

9 days ago
China tests F-31 stealth fighter, cheaper competitor to US F-35

Beijing, Dec 26 (IANS) China successfully tested its newest twin-engine radar-evading, fifth generation stealth fighter, local media reported on Monday, citing sources in the aviation industry. The FC-31 Gyrfalcon can carry 8 tons of weapons and is said to be worth around $70 million. The revamped version of what was previously known as the J-31 made its debut flight in the northeastern ...

4 months ago
Hawking's prediction on black hole observed in lab

Jerusalem, Aug 17 (IANS) Providing strongest evidence to the prediction made by physicist Stephen Hawking more than 30 years ago, scientists have created a virtual black hole in the lab and observed particles slipping out of its grasp. According to Hawking's prediction, black holes might not be bottomless pits and some information can escape black holes in the form of energy. If...

6 months ago
Very low weight infants prone to osteopenia

New York, July 8 (IANS) Very low birth weight (VLBW) pre-term infants have greater risk of osteopenia (low bone density) and fractures in later life, according to a study. In the study published in the journal Calcified Tissue International and Musculoskeletal Research, researchers investigated whether increasing the frequency of physical activity intervention to twice daily has a greate...

6 months ago
NASA to build electric-powered airplane 'Maxwell'

Washington, June 18 (IANS) In a move to achieve more efficient, quieter and environmentally friendly aircraft compared to a conventional one, the US space agency has unveiled plans for an electric-powered airplane designated as X-57. With 14 electric motors turning propellers and all of them integrated into a uniquely-designed wing, NASA will test the new propulsion technology using X-57...

7 months ago
India successfully tests winged reusable launch vehicle

Sriharikota (Andhra Pradesh), May 23 (IANS) India on Monday successfully tested its home-grown winged reusable launch vehicle (RLV), demonstrating its space technology prowess and joining an elite club of space-faring nations like the US, Russia and France. We have successfully tested the first delta-winged-body aerospace vehicle operating in hypersonic flight regime, the Indian Space Re...

8 months ago
NASA gears up for NextGen supersonic X-planes

Washington, April 24 (IANS) The US space agency is preparing to put in the sky an array of new experimental aircraft -- known as X-planes and intended to carry on the legacy of demonstrating advanced technologies that will push back the frontiers of aviation. Called New Aviation Horizons, NASA's renewed emphasis on X-planes was announced as part of the US budget for the fiscal year that ...

8 months ago
Scientists record heat moving through materials at speed of sound

New York, April 16 (IANS) Providing unprecedented insight into roles played by individual atomic and nano-scale features, researchers have recorded the first-ever videos showing how heat moves through materials at the nano-scale travelling at the speed of sound. The groundbreaking videos were made using a state-of-the-art ultrafast electron microscope called FEI Tecnai Femto, which is ca...

9 months ago
Iron Fist fire power: A sonic boom from past echoing into the future

Pokharan (Rajasthan), March 20 (IANS) It started with a sonic boom, a Mig 29 breaking the sound barrier, sending a shiver down the spine of those witnessing it. The Iron Fist 2016, held in the barren desert at Pokharan test range in Rajasthan was a showcase of the past, present and future of the Indian Air Force (IAF). Pokharan is a name synonymous with nuclear tests for most peo...

9 months ago
Russia tests new hypersonic cruise missile

Moscow, March 17 (IANS) Russia launched its first tests of the new hypersonic Zircon anti-ship cruise missile, local media said on Thursday. The tests of the hypersonic Zircon missile have begun using a ground-based launching site, the RIA Novosti news agency quoted an unnamed high-profile defence industry source as saying. The characteristics of the new missile are classified, b...

9 months ago
New NASA probe to boost sonic boom investigation

New York, March 15 (IANS) A new air data probe by NASA may improve the investigation to control and lessen the noise of sonic booms so that the US federal regulators allow commercial supersonic flights soon. The Eagle Aero Probe is currently flying on the F-15B aircraft at NASA's Armstrong Flight Research Center in California and is seen affixed to a F-15B. The current six-fligh...

10 months ago
New wave equation developed for faster tsunami detection

New York, March 1 (IANS) Researchers from Massachusetts Institute of Technology (MIT) have identified a new and more reliable source of acoustic-gravity waves that may help scientists detect an upcoming tsunami early. Acoustic-gravity waves are very long sound waves that cut through the deep ocean at the speed of sound. These lightning-quick currents are typically triggered by violent ev...

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