Three years ago, Lee Spievack sliced off the tip of his finger in the propeller of a hobby shop airplane.
What happened next, Andrews reports, propelled him into the future of medicine. Spievack’s... Read More
This video provides a rare close-up bird’s-eye view of cloud streets, which are created when convection currents cut low-lying cumulus into long, clean strips. According to the video narration, these... Read More