The current golden age for gamma ray astronomy is creating more questions than answers.
Students showcase a new wave of biological machines.
The question is, could that be a good thing?
The laws of physics have no preferred direction for time, unless you take quantum cosmology into account.
A music search engine being previewed this week analyzes the waveform patterns of songs to classify them.
The FAA has strict rules about how scientists can use lasers in the atmosphere. A new device can help protect aircraft
The best of the rest from the physics arXiv this week
High-power batteries could provide a way to make electric vehicles more affordable.
A new model of the way the THz waves interact with DNA explains how the damage is done and why evidence has been so hard to gather
What happens to trashed electronics, and what we can do about it?