National Aeronautics and Space Administrion
Since its inception in 1958, NASA has accomplished many great scientific and technological feats in air and space. NASA technology also has been adapted for many nonaerospace uses by the private sector. NASA remains a leading force in scientific research and in stimulating public interest in aerospace exploration, as well as science and technology in general. Perhaps more importantly, our exploration of space has taught us to view Earth, ourselves, and the universe in a new way. While the tremendous technical and scientific accomplishments of NASA demonstrate vividly that humans can achieve previously inconceivable feats, we also are humbled by the realization that Earth is just a tiny "blue marble" in the cosmos. Check out our "Thinking About NASA History" folder online as an introduction to how history can help you.
Saturday, October 11, 2025
Dark Matter
"Dark matter is an enigmatic form of matter not expected to emit light, yet it is essential to understanding how the rich tapestry of stars and galaxies we see in the night sky evolved." https://phys.org/news/2025-10-astronomers-lowest-mass-dark-gravitational.html
Friday, October 10, 2025
Lowest mass Dark Matter
"Using a global network of telescopes, astronomers have detected the lowest-mass dark object yet found in the universe."https://www.ucdavis.edu/news/astronomers-find-mystery-dark-object-distant-universe?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4
Thursday, October 9, 2025
Mass of the Universe
"Calculating the total mass of the universe is not simple, because most of the mass is invisible."https://www.astronomy.com/science/how-is-the-total-mass-of-the-universe-calculated/?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4
Clouds Chambers
"Invented in 1911, cloud chambers like this one were among the first devices used to study high-energy particles called cosmic rays, believed to come from exploding stars called supernovas."https://www.exploratorium.edu/exhibits/cloud-chamber?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4
Cosmic Rays
"Cosmic rays are particles from outer space that travel across the universe."
https://news.uchicago.edu/explainer/what-are-cosmic-rays?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4
Wednesday, October 8, 2025
Map of Universe
"The new map of the Universe’s expansion history released by the DESI Collaboration offers hints at a breakdown of the standard model of cosmology."https://physics.aps.org/articles/v18/130
31/ATLAS
"A team of astronomers has attempted to track the path of interstellar object 3I/ATLAS back into the past, tracing its path through the galaxy in simulations involving over 13 million stars."https://www.iflscience.com/interstellar-object-3iatlas-may-be-a-10-billion-year-old-time-capsule-from-an-earlier-age-of-the-universe-81077
Computation of Volume of Universe
"The amplituhedron is a geometric shape with an almost mystical quality: Compute its volume, and you get the answer to a central calculation in physics about how particles interact."https://www.quantamagazine.org/origami-patterns-solve-a-major-physics-riddle-20251006/
Monday, October 6, 2025
Atoms
"Here on planet Earth, everything that we see, feel, or interact with is composed of atoms. There are approximately 90 naturally occurring species of atom that we can find on Earth, and approximately 30 more that we can synthesize under laboratory conditions."https://bigthink.com/starts-with-a-bang/atom-lost-original-meaning-science/?utm_source=substack&utm_medium=email&utm_campaign=swab
Universe effect
"When you view anything at all in the Universe, you’re not seeing it precisely as it is right now: at the moment you experience seeing it."https://bigthink.com/starts-with-a-bang/earth-across-universe/?utm_source=substack&utm_medium=email&utm_campaign=swab
NASA plans for Future
"For the past 60+ years, the name NASA has been synonymous with humanity’s vision to dream about horizons far beyond the bounds of our terrestrial worries."https://bigthink.com/starts-with-a-bang/thousands-nasa-employees-bid-farewell/?utm_source=substack&utm_medium=email&utm_campaign=swab
Wednesday, October 1, 2025
31/ATLAS
"3I/ATLAS will begin its pass by the Red Planet Wednesday and will be closest on Friday — reaching just over 18.5 million miles away, according to the European Space Agency."https://nypost.com/2025/09/30/world-news/manhattan-sized-interstellar-object-3i-atlas-approaches-mars-as-space-agencies-rush-to-make-observations/
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