Word: unknowns
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...government on hate. This is not to say, of course, that hate speech should be limited in any way. Freedom of speech is guaranteed absolutely; the violent actions that result from hate speech are the target of hate-crimes legislation. These crimes are almost always committed against victims unknown to the perpetrator. Ultimately, hate-crimes legislation is about protecting innocent people...
...late to seek a newer world. Let us save Pluto, the planet we have loved, and save the dream of planets yet unknown...
...survey. After all, even the latest electroshock devices look something like Led Zeppelin-era stereo equipment. They are based on technology so old the FDA says they predate its regulatory authority (the agency has classified the devices in the category it uses for equipment whose risks are high or unknown). The website for the Thymatron, the Cadillac of electroshock devices, still features a painfully outdated page on how to test the device for Y2K compliance...
...Fadl's testimony is riveting stuff, revealing the anatomy of a sophisticated terrorist organization. The 38-year-old Sudanese spent two years in the U.S. in the mid-1980s before going off to join the mujahedin fighting Soviet occupation in Afghanistan. But he was an unknown "walk-in" the day he presented himself at the visa office of an American embassy in mid-1996, saying he sought not to receive a visa but to betray his terrorist boss. He said he had been a member of a group in Afghanistan that "wanted to make war against your country," until...
...procedure that allows surgeons to operate directly on a beating heart without having to resort to a heart-lung machine. Such off-pump surgery requires great technical skill, however, and isn't an option for everyone. (The best candidates have stable heart function and discrete, easily accessible blockages.) Still unknown is whether off-pump grafts last as long as conventional ones or even if the operation makes any real difference to the brain...