Always Be Curious #232: How GPUs work, the year is 2149, and next-gen eye scanners

This week in ABC: Branch Education releases an animation about GPUs, author Sean Michaels imagines the future, and ophthalmoscopes can detect diabetes, heart disease and Alzheimers

This week, we had some momentous milestones for space travel. The obvious event was SpaceX’s amazing catch of its Starship rocket booster back at the pad that it launched from. 🚀 A truly amazing achievement! 💪 But humanity did more. Also for the first time, NASA launched a spacecraft to explore the alien ocean world of one of Jupiter’s moons, Europa. …