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| Nova outbursts are apparently a source for cosmic rays Posted: 14 Apr 2022 09:51 AM PDT The MAGIC telescopes have observed the nova RS Ophiuchi shining brightly in gamma rays at extremely high energy. The Gamma rays emanate from protons that are accelerated to very high energies in the shock front following the explosion. This suggests that novae are also a source of the ubiquitous cosmic radiation in the universe which consists mainly of protons rich in energy, which race through space at almost the speed of light. |
| The ethics of research on 'conscious' artificial brains Posted: 12 Apr 2022 06:53 AM PDT Authors lay out an ethical framework that assumes brain organoids already have consciousness. The paper argues that this framework is not exclusive to brain organoids and can be applied to anything that is perceived to hold consciousness. |
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