Captions : Increased physical activity during the school day can help children’s attention, classroom behavior, and achievement test scores. Meanwhile, the decline of play is closely linked to ADHD

Captions : It’s important that we attempt to extend life beyond Earth now. It is the first time in the four billion-year history of Earth that it’s been possible, and that window could be open for a long time – hopefully it is – or it could be open for a short time. We should err on the side of caution and do something now. Elon Musk