Enrico Fermi was renowned for his ability to make reliable estimates. But how well can you do on a modern estimation problem?
Is the adorable robot My Keepon just another toy fad, or a legitimate tool in socializing the autistic?
The evidence is growing that some parts of the Universe are more special than others.
Canvas is different enough that its success or failure is beyond any pundit's predictive power
Want to carry around an immersive 3-D home theater wherever you go? Don't care to share it with anyone else? Sony's got the product for you.
But there's a catch: the room temperature effect appears only inside superconductors that work at lower temperatures, say physicists.
Entire GPS systems, including batteries and wireless transmitters for downloading data, are now no bigger than a coin.
We know lots about gravity in a vacuum but very little about gravity inside extremely massive objects. But astrophysicists say the Sun could reveal all
The best of the rest from the Physics arXiv this week
Trying to understand the six billion nucleotides—all of my DNA—that just arrived in my in-box.