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Even before von Lilienthal's sug- gestion, Etrich and Weis had patented a similar idea, but had abandoned it during construction. $ While no experiments were made, more mature consideration led to the ...

WASHINGTON — NASA’s Gravity Probe B (GP-B) mission has confirmed two key predictions derived from Albert Einstein’s general theory of relativity, which the spacecraft was designed to test. The ...

The orbiting observatory went into an automatic safe mode in November, but the agency has now brought Hubble back online. When you purchase through links on our site, we may earn an affiliate ...

Entomologists and mechanical engineers ordinarily have little to do with one another. The first study bugs; the second design machinery. But last week the Sperry Gyroscope Co., designers of highbrow ...

Hubble entered safe mode on April 23, but NASA reports the telescope is still in "good health." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

[Curious Marc] has an Apollo-era gyroscope but isn’t quite ready to put it through this paces without some practice. So he borrowed a 1949 vintage Sperry C5 gyro and did some experiments with it using ...