11 NASA’s astrophysical missions face cancellation risk | By Ethan Siegel | Start with an explosion! | May, 2025

To learn how galaxies grow and evolve during cosmic time, including understanding how gas is expelled and expelled from galaxies, we will need to develop a set of observatories, missions and multiple wavelengths. All this is possible in the plan established by the Decadal Astro2020 survey. However, all this is based on NASA’s astrophysics and…

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‘Dead’ man woke up on operating table while his organs were removed and lived to tell the tale

A man in Kentucky was just minutes away from having his organs removed when medical staff realized he was not dead. What followed became one of the most disturbing incidents in the history of organ donation in the United States, prompting federal investigationsstaff resignations and a renewed public debate on the medical definition of death….

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5 easy rocket that children can do

The rockets make a Great science project Or the Stem challenge with space themes, since they are quite easy to do, it can be personalized as you want and reused again and again. These easy rockets that children can also do are fun craft projects and can become a scientific research! My personal favorite rocket…

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The CMB: The most important discovery in cosmic history | By Ethan Siegel | Start with an explosion! | February 2025

This composite image shows the microwave sky according to the three generations of spatial CMB missions: Cobe (1990), WMAP (2000) and Planck (2010). Over time, we have become more sensitive to the temperature of lower magnitude and the polarization characteristics at progressively smaller angular scales. (Credit: Smoot Cosmology Group/lbl/ESA) First discovered in the mid -1960s,…

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