Things I have recently spotted that may be of interest to someone else:
Wired reminds us that 325 years ago, Sept. 17, 1683, van Leeuwenhoek announced microscopic discoveries, and the world has not been the same since.
Wired also tells us about the origin of emoticons, such as :-)
NASA has a splendid NASA images site, with lots of photos of space exploration.
(Or something) Joseph Stiglitz, Nobel prize-winner in economics, tells CNN how to prevent the next crisis in Wall Street.
He Lives on the meaning of the Hebrew word yôm (day).
Image source (public domain)