Surface of Mars captured by the Curiosity rover 🔴
— Pranay Pathole (@PPathole) July 20, 2020
It's 🤯 , I'm looking at another planet. Millions of miles away. In space. I am looking at the surface of a planet people only managed to peek a few hundred years ago. The world is tiny compared to what's out there. @elonmusk pic.twitter.com/MlzUMugjwd
Science News Date: December 20, 2016 Source: Georgetown University Medical Center Summary: Sunlight, through a mechanism separate than vitamin D production, energizes T cells that play a central role in human immunity, researchers have found. The findings suggest how the skin, the body’s largest organ, stays alert to the many microbes that can nest there. Read full story: Sunlight offers surprise benefit: It energizes infection fighting T cells
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