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iTWire - TPG Telecom HY21 result - Vimarsana News

iTWire - TPG Telecom HY21 result

TPG Telecom Limited (TPG Telecom) released results for the six months ended 30 June 2021 that it says demonstrates the benefits of the merger as the c...

Source: itwire.com
Mars Perseverance Rover - A Look at the Mars Ingenuity Helicopter - Vimarsana News

Mars Perseverance Rover - A Look at the Mars Ingenuity Helicopter

Blades Ingenuity’s 2-foot-long blades are specially designed for the Martian atmosphere, which is 1 percent the density of Earth’s. “As the blades rotate, they tend to flap up and down a little bit, which interferes with control,” Balaram tells Popular Mechanics. “On Earth, [this motion] gets stamped out. On Mars, in the thin air, it doesn't get stamped out.” Grip, a research technologist also at NASA’s Jet Propulsion Laboratory, likens the unsteady motion to riding a bicycle with heavy grocery bags hanging from the handle bars. To counteract the wobble and make the flight smo...