quote [ You can?t delete holes once they?ve been punched, so the only way to mark a character as invalid was to rewind the tape and punch out all the holes in that position: i.e. all 1s. ]

quote [ The Betelgeuse in the constellation of Orion is a fascinating star. It?s a red supergiant more than six hundred times the diameter of the Sun, making it one of the largest stars known to astronomers and one of the brightest stars in the night sky. ]

quote [ The new definition would define planets based on mass, rather than more ambiguous shape and size characteristics ]

quote [ These asteroids are potentially apocalyptic. ]

quote [ If humans are to return to the moon, space agencies and governments need to figure out the legal, ethical, and practical dimensions of extraterrestrial waste management. ]

quote [ Unlike male spiders and scorpions, which use modified legs to transfer sperm to females in tidy packets, most harvestmen like H. grimaldii have honest-to-goodness penises, which they insert into genital openings next to the females' mouthparts. ]

quote [ Many bacteria use a whip-like 'flagellum' to move around their environment - away from danger and towards food. New research reveals the molecular machinery behind bacteria's ability to rapidly change direction. ]

quote [ It was a staggeringly simple idea - so simple that more technological pioneers underestimated its genius. ]

quote [ The human bladder is, at the most basic level, a stretchy bag. To fill to capacity?a volume of 400 to 500 milliliters (about 2 cups) of urine in most healthy adults?it must undergo one of the most extreme expansions of any organ in the human body, expanding roughly sixfold from its wrinkled, empty state. ]

quote [ A planet thought to orbit the star 40 Eridani A?host to Mr. Spock's fictional home planet, Vulcan, in the "Star Trek" universe?is really a kind of astronomical illusion caused by the pulses and jitters of the star itself, a new study shows. ]