In January, physicists said conventional entanglement links particles across space and pointed out that a similar effect links particles through time
In July, physicists created a "hole in time" using the temporal equivalent of an invisibility cloak.
In October, a reanalysis of historical observations suggested that Earth narrowly avoided an extinction event just over a hundred years ago
In February, we saw how to generate a backward-pulling force from a forward-propagating beam
A study of the way our planet temporarily captures asteroids suggests that Earth should have at least one extra moon at any one time
The US Air Force is developing simple but reliable quantum computers that can be built with off-the-shelf components
A thousand pictures are worth how many words?
The best of the rest from the Physics arXiv this week
The Stop Online Privacy Act hasn't passed, but it could
Replacing flat panels with three dimensional structures can significantly change the economics of solar power generation, say engineers