An artist’s illustration of a light-sail powered by a radio beam. Image: M. Weiss/Center for Astrophysics
Theorists at the Harvard-Smithsonian Center for Astrophysics have a intriguing idea as to what might be the nature of FRBs (fast radio bursts), an unexplained phenomenon first observed about ten years ago. FRBs are very short but incredibly powerful bursts of radio activity that appear on occasion from outside our galaxy.
In a recent paper, Fast Radio Bursts from Extragalactic Light Sails, Abraham Loeb and his co-author Manasvi Lingam suggest that the FRBs might be the light propulsion for alien sailing ships.
We recently posted about a 
On August 30, 2016, just before 6PM, 
The first of twenty new ferryboats has begun the 
Last June, 
In 2012, we 
The 
Strange and interesting doings in the 
Given the current heated debate over immigration and refugees, this seems like a good time to remember the consequences of when the United States slammed the door on refugees. On Throwback Thursday, here is a revised and updated post from two years ago.
A retired 
A March snowstorm has descended on the banks of the Hudson River. To be ready for all contingencies, I went out and purchased a decent bottle of rum. One can never be too prepared. I chose a 12 year old Dominican rum, 
Having successfully completed sea trials, the new yellow submarine Boaty McBoatface is about to be deployed on its maiden voyage, on a research expedition to some of the the deepest, coldest waters on earth.