Secretive X-37B space plane shares first images from orbit; see photos
For the first time, the US military shared an orbital selfie from its mysterious X-37B space plane, which captured Earth from ...
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Hip implants to jet parts: Magnets cut 3D printing flaws by 80%, X-rays reveal
Researchers used X-rays to find that magnets reduce flaws in 3D-printed metal parts, improving quality by 80 percent.