We've flown a radiation-blocking vest to the Moon and back, and it worked

Let's shield the astronauts instead of the spacecraft. https://arstechnica.com/science/2026/08/weve-flown-a-radiation-blocking-vest-to-the-moon-and-back-and-it-worked/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social