Most materials expand when heated. This happens because the rising temperature causes atoms to vibrate intensely, move further apart, and occupy more space. Delta-plutonium, however, breaks this ubiquitous rule—in conditions above room…
Most materials expand when heated. This happens because the rising temperature causes atoms to vibrate intensely, move further apart, and occupy more space. Delta-plutonium, however, breaks this ubiquitous rule—in conditions above room…