Science
Katherine Johnson Dies – Mental Floss
Katherine Johnson—the mathematician known for calculating the equations that sent the first astronauts to the moon and breaking barriers in the civil rights era, as seen in ‘Hidden Figures’—died the morning of Monday, February 24, 2020 NASA has announced.

Getting a full eight hours of sleep can be tough these days. If youre having trouble catching enough Zzzs, consider giving these highly rated and recommended products a try.
1. Everlasting Comfort Pure Memory Foam Knee Pillow; $25
For side sleepers, keeping the spine, hips, and legs aligned is key to a good nights restand a pain-free morning after. Everlasting Comforts memory foam knee pillow is ergonomically designed to fit between the knees or thighs to ensure proper alignment. One simple bu…
