How did the singularity before the big bang come to existence?

So the creation of our universe, according to the Big Bang theory, was that a singularity essentially magically overheated, and exploded, creating the universe. According to science, what exactly created the singularity?

Drill, Baby, Drill: What will we look for when we mine on Mars?

It's unlikely that there's anything on the planet that is worth the cost of shipping it back

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  • In the second season of National Geographic Channel's MARS (premiering tonight, 11/12/18,) privatized miners on the red planet clash with a colony of international scientists
  • Privatized mining on both Mars and the Moon is likely to occur in the next century
  • The cost of returning mined materials from Space to the Earth will probably be too high to create a self-sustaining industry, but the resources may have other uses at their origin points
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How humans evolved to live in the cold

Humans evolved to live in the cold through a number of environmental and genetic factors.

Image source: Wikimedia Commons
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  • According to some relatively new research, many of our early human cousins preceded Homo sapien migrations north by hundreds of thousands or even millions of years.
  • Cross-breeding with other ancient hominids gave some subsets of human population the genes to contend and thrive in colder and harsher climates.
  • Behavioral and dietary changes also helped humans adapt to cold climates.
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Study: The effects of online trolling on authors, publications

A study started out trying to see the effect of sexist attacks on women authors, but it found something deeper.

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Surprising Science
  • It's well known that abusive comments online happen to women more than men
  • Such comments caused a "significant effect for the abusive comment on author credibility and intention to seek news from the author and outlet in the future"
  • Some news organizations already heavily moderate or even ban comments entirely; this should underscore that effort
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