Is a bicycle like a motorcycle? Of course, the answer is it is and it isn’t. Saying something is “like” something else presupposes a lot of hidden assumptions. In the category “things with two wheels,” we have a winner. In the category “things that require gasoline,” not so much. We’ve noticed before that news stories […]
While we’re still waiting for ET to give us a ring, many worlds might not have life that’s discovered the joys of radio yet. Scientists ran a two-pronged study to see how bacteria might fare on other worlds. We currently define the Habitable Zone (HZ) of a planet by the likelihood that particular planet can […]
Depending on how you look at it, the Internet turned 50 years old last week. On October 29, 1969, the first message was transmitted between two of the four nodes that made up ARPANET, the Internet’s predecessor network. ARPANET was created after a million dollars earmarked for ballistic missile defense was diverted from the Advanced […]