When Congress voted in March to reverse rules intended to protect Internet users’ privacy, many people began looking for ways to keep their online activity private. One of the most popular and effective is Tor, a software system millions of people use to protect their anonymity online. (more…)
Microscopic fish teeth may carry a message of hope from an ecological upheaval in the distant past, scientists at Yale University and the University of California-San Diego (UCSD) have found.
An analysis of tooth fossils and shark scales from the sea floor indicates that a massive die-off of species 66 million years ago did not, in fact, leave uniformly dead oceans around the world. In the Pacific Ocean, at least, some small fish species actually flourished. (more…)
