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This rocket stage did more than get us to the moon

The S-IVB was the third and final rocket stage of NASA's behemoth Saturn V. But over the course of its life, this stage did ...

Tumbling tech stocks drag Wall Street to its worst day in 3 weeks

The S&P 500 fell 1.1% from its all-time high for its worst day in three weeks. The weakness for tech stocks yanked the Nasdaq ...