As Stratolaunch Systems Corp. has rolled its super-massive aircraft out of the hangar during the last year and performed some ground-based tests, there has been one big unanswered question—what is the purpose of building the largest airplane in the world?
Source: arstechnica.com
Learning has an evolutionary purpose: Among species, individuals that adapt to their environments will succeed. That’s why your brain more easily retains important or surprising information: It takes very little effort to remember that the neighbor’s dog likes to bite. Remembering the dog’s name is harder.
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