Enlarge / An artist’s conception of DART’s electronics in the last moments before they suffer catastrophic failure. (credit: NASA)
This coming Monday, NASA will broadcast its first attempt to modify the orbit of an asteroid, a capability that will be essential if we detect an asteroid that poses a threat of colliding with Earth. The planetary defense effort is focused on a craft called DART, for Double Asteroid Redirection Test, which will target a small asteroid called Dimorphos that orbits the larger 65803 Didymos, forming a binary system. If all goes according to plan, DART will direct itself to a head-on collision that slows Dimorphos, altering its orbit around Didymos. NASA has repeatedly…
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BERKSHIRE, ENGLAND—Troubled by the immense pleasure it derived from the flesh of such a polarizing figure, a local worm told reporters Tuesday that it felt conflicted about feasting on a monarch who symbolized so much oppression. “Granted, I’m not literally supporting her by burrowing into her decaying body and…




I am shocked to learn that, after 50 years, this is the first time that an HO scale BART train has been available. $749!