Reconstructing an ancient lethal weapon

Archaeologists are a little like forensic investigators: They scour the remains of past societies, looking for clues in pottery, tools and bones about how people lived, and how they died.

How many argon atoms can fit on the surface of a carbon nanotube?

(PhysOrg.com) -- Phase transitions -- changes of matter from one state to another without altering its chemical makeup -- are an important part of life in our three-dimensional world. Water falls to the ground as snow, melts ...

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