http://www.youtube.com/watch?v=xb5tdqplTqQ This is a trailer promo for the remake of 'Cosmos', the Carl Sagan classic from the early 80s. I remember watching the original Cosmos on PBS. It was, in many ways, a major eye opening event for me. Sagan had a knack for communicating the sheer wonder of science. I'm a fan of Neal … Continue reading A trailer for Cosmos
Morality arises from instincts
What is morality? Look it up on Wikipedia or most dictionaries, and you'll get something about whether acts or intentions are right or wrong. But what is right and wrong? Right and wrong for what? The usual answer is right and wrong for values. But what are values? Look that up, and after glossing over … Continue reading Morality arises from instincts
Neanderthals’ Genetic Legacy | HMS
“This suggests that when ancient humans met and mixed with Neanderthals, the two species were at the edge of biological incompatibility,” said Reich, who is also a senior associate member of the Broad Institute and an investigator at the Howard Hughes Medical Institute. Present-day human populations, which can be separated from one another by as … Continue reading Neanderthals’ Genetic Legacy | HMS
Artificial Intelligence – What You Really Need to Know – Forbes
For those who started their careers in AI and left in disillusionment (Andrew Ng confessed to this, yet jumped back in) or data scientists today, the consensus is often that artificial intelligence is just a new fancy marketing term for good old predictive analytics. They point to the reality of Apple’s Siri to listen and … Continue reading Artificial Intelligence – What You Really Need to Know – Forbes
Politics and money equal bad science
Jerry Coyne blogged yesterday about the trend in articles pointing out the flaws in science, noting that most of the observed problems are in medical studies, most notably in drug studies, and that generalizing these problems to all of science isn't really accurate or fair. I agree, but I have an observation about why some … Continue reading Politics and money equal bad science
Reason is a tool of emotion
Reason is, and ought only to be the slave of the passions, and can never pretend to any other office than to serve and obey them. David Hume Reason, logic, is a tool. It is a means to an end. It is never an end unto itself, never the goal. It is the journey, not … Continue reading Reason is a tool of emotion
Belief in immortality hard-wired? Study examines development of children’s ‘prelife’ reasoning — ScienceDaily
By examining children's ideas about "prelife," the time before conception, researchers found results which suggest that our bias toward immortality is a part of human intuition that naturally emerges early in life. And the part of us that is eternal, we believe, is not our skills or ability to reason, but rather our hopes, desires … Continue reading Belief in immortality hard-wired? Study examines development of children’s ‘prelife’ reasoning — ScienceDaily
The space age is in full swing, for robots
Yesterday I made the observation that it was much cheaper to transmit information than to travel to an interstellar destination, observing that sending a microscopic robot able to use raw materials in the destination system to bootstrap manufacture what it needs. The Leather Library pointed out that this applies as well to destinations in our solar … Continue reading The space age is in full swing, for robots
How fast are you moving? It’s all relative
Er, well, most of it is, as this video explains. http://www.youtube.com/watch?v=wIzvfki5ozU h/t a testament of sentience
Ancient Rome Infanticide Practices Did Not Favor Boys After All, DNA Study Suggests
"Now that we can use DNA to tell whether the babies were male or female, we're starting to revise the commonly held assumptions about infanticide in the Roman world," said Kristina Killgrove, a bioarchaeologist at the University of West Florida, who was not involved in the research. As horrifying as the killing of newborns seems … Continue reading Ancient Rome Infanticide Practices Did Not Favor Boys After All, DNA Study Suggests