Supernovas in tree rings
- Supernovae are one of the most violent events in the universe; in a few months our sun can release more energy than it has ever been.
Supernovas happen thousands of light-years, so they don't affect us. Or that's what we thought until the geoscientist at Robert Brakenridge University Colorado Boulder looked at the rings of the logs.
The rings are excellent natural historical records and Brakenridge noted that the concentration of radiocarbon in the ring increases when a subernova is produced. Although no concrete conclusion can be reached yet, it has opened the way for research into the impact of this phenomenon.
A father from Bilbao has asked me about the secondary education protocol being developed at the AMPA around mobiles.
As I read on the website of the Basque Government, in January 2024 there was talk in schools about the regulation of mobiles, that there will be no prohibition... [+]
Many years ago, Dr. I knew the abuse chatbot, and I also realized the speed at which people can engage with these machines. Being social animals, the relationship is natural and necessary, and as the name 'relationship' says, it always leads to a response from the other. Receiving... [+]
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