C&EN18h
Trillions of tons of hydrogen may be waiting under our feet
Hydrogen from geological formations makes up about 10% of the flammable gases that form the YanartaÅŸ flames near Cirali, ...
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 ...