Why Do We Have Baby Teeth?
What’s up with baby teeth? Do other animals have them, and what are they good for — other than squeezing money out of the tooth fairy? We have the answers!
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Mitochondrial disease, a bone of contention in the church apparently, is back in the news as UK legislation makes good progress towards the first treatment. The mitochondrial genome is a second outpost of the sum human genome, but isn’t unique as far as organelles are concerned. Some protists have a nucleomorph, while plants store genomic information in their plastids such as chloroplasts (though there are unexplained exceptions, described by Smith & Lee 2014).
Amazingly, the human
Over the years, there has been a lot of hype about the possibility of “superluminal” light: namely, light than can travel faster than the vacuum speed of light meters/second, which is overwhelmingly considered the absolute speed limit of the universe. I’ve talked … Continue reading →
What If Humans Disappeared?
If humans suddenly disappeared, what would happen to our planet? We breakdown the timeline of events that would occur from the moment we were gone, and how it would affect the planet over thousands of years.
Conflict in Israel and Palestine: Crash Course World History 223
In which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that’s not quite true. What is true is that the conflict is immensely complicated, and just about everyone in the world has an opinion about it. John is going to try to get the facts across in under 13 minutes.