Yuan returned to the experimental field

On April 2, a statue of Academician Yuan Longping was unveiled at the experimental field in East Lake Street, Quanba Road, Furong district, Changsha.The bronze statue was carved by the sculptor Qian Haiyuan in 1992.For 30 years, the statue has been placed in the office building of the Provincial Academy of Agricultural Sciences. Now the…

The rotating blades of a Mars helicopter could create an electric field or cause the surrounding air to glow at dusk

Rotating blades on a drone flying over Mars could cause tiny electrical currents to flow through the planet’s atmosphere, according to a NASA study.These currents, if large enough, could cause the air around the helicopter to glow.This process occurs naturally on a larger scale on Earth, as sometimes seen by passengers on planes and ships…