What do we mean when we say that nature is a closed system? To get a deeper understanding of this, we should look at a living example of one – our body. (via Nature and Humanity as Closed Systems)
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“It’s time to recognize that free access – as in ‘free’ as in speech access – is no fad, and it’s time to push this non-fad war broadly in the context of science,” says Lessig. Whereas copyright tends to focus on protecting artists’ ability to make money from their work, scientists don’t use similar incentives. And yet, her work is often kept within the gates of the ivory tower, reserved for those whose universities or institutions have purchased access, often at high costs. And for science in the age of the internet, which wants ideas to spread as widely as possible to encourage more creativity and development, this isn’t just bad: it’s immoral.” –Alex Pasternack, Motherboard
Brian Greene: Why is our universe fine-tuned for life?
At the heart of modern cosmology is a mystery: Why does our universe appear so exquisitely tuned to create the conditions necessary for life? In this tour de force tour of some of science’s biggest new discoveries, Brian Greene shows how the mind-boggling idea of a multiverse may hold the answer to the riddle.
Brian Greene is perhaps the best-known proponent of superstring theory, the idea that minuscule strands of energy vibrating in a higher dimensional space-time create every particle and force in the universe.
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