The famous Drake equation estimates the number of intelligent civilizations in the Milky Way. A new approach asks how many might exist in the entire multiverse.
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The next generation of pervasive games are beginning to appear.
The study of reciprocity between mobile phone users reveals surprising insights about the flow of information in society.
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New calculations reveal that p-doped graphane should superconduct at 90K, making possible an entirely new generation of devices cooled by liquid nitrogen.
A new technique for analyzing early English texts is gradually revealing the history of the apostrophe.
First, they teleported photons, then atoms and ions. Now one physicist has worked out how to do it with energy, a technique that has profound implications for the future of physics.
Who are the best spreaders of information in a social network? The answer may surprise you.
The discovery of a way to grow graphene should make possible the widespread manufacture of graphene-based electronics.
The best of the rest from the Physics arXiv this week