This swirling mass of air above the Arctic can grow and bend, pushing blasts of frigid air south. Read here https://www.nationalgeographic.com/environment/article/polar-vortex

Wait, not a star fish? ⭐ ✨ 🐠 Star sand is both a beautiful sight and a scientific marvel. Each grain once housed a tiny single-celled organism. #NationalGeographic Read https://www.nationalgeographic.com/science/article/okinawa-japan-star-sand

42-year-old skydiver from the United States Luke Aikins jumped without a parachute from a height of about 7.6 kilometers. He landed in a 30 by 30 meter net stretched above the ground. It took him 1.5 years of planning and six months of training. https://www.nationalgeographic.com/adventure/article/skydiver-luke-aikins-freefalls-without-parachute