How we read light to get this photo of Pastor Charlie Dates
This week’s top photo comes from Visual Journalist Zubaer Khan. Follow him on Bluesky and Instagram.
Radioisotope generators − inside the ‘nuclear batteries’ that power faraway spacecraft
Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...