A recent study of females convicted of crimes showed a disheartening correlation that would confirm accusations of racial injustice in the legal system: The lighter a convict’s skin, the shorter their prison sentence tends to be, and the less time they serve. Researchers at Villanova University examined the records of…
WASHINGTON – A NASA spacecraft is just hours from its long-anticipated encounter with a comet, and skywatchers hope the flyby will shed light on how the comet’s surface has changed since it skimmed by the Sun in 2005. The US space agency’s Stardust-NExT mission spacecraft “is within a quarter-million miles…
NASA spacecraft gears up to rendezvous with comet Hartley 2 Five years after a NASA spacecraft bombarded a comet, it will visit another one Thursday. This time, there won’t be celestial fireworks. Speeding at 27,000 miles per hour, the Deep Impact craft instead will swing by a small comet, passing…
NASA recycles Deep Impact spacecraft for 2nd comet encounter; will study how comets differ A NASA spacecraft is about to have another close look at a comet. Next week, the Deep Impact spacecraft is set to pass within 435 miles of a half-mile-wide comet named Hartley 2. It will use…