Starspots big enough to change a star's brightness cause astronomers to rethink the exoplanet claim.
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The Physics arXiv Blog's Stories
No prizes for guessing who gets top billing. But who comes in at the bottom?
The best theory of bird navigation implies that nature has found a way to preserve entanglement in messy biological systems at body temperature.
Terrorist organizations may be best understood as companies whose principal product is violence, suggests a new study of terror attacks.
The best of the rest from the Physics arXiv this week:
If you think e-mail is making geographical distance less important, think again. A new analysis indicates that the opposite may be true.
Creating an "energy landscape" from networks of friends and enemies could lead to a better way of resolving disputes.
A long-predicted phase of frozen water called ice XV has finally been prepared.
Add a drop of oil to buckyballs, and they join together to form wires like strings of pearls.
A new effect may oppose the formation of black holes and explain the mysterious energy of gamma-ray bursts.