mariolivio.bsky.social - Profile | ThreadSky | a Reddit-style client for Bluesky

The pair of galaxies NGC 1531/2 in this ESO image is engaged in an interaction. The pair is located about 70 million light-years away.

submitted 10 hours ago • 0 comments

Today is April 29. On this date in 1854 Henri Poincaré was born. One of the greatest mathematicians and mathematical physicists at the end of 19th century. He made a series of profound innovations in geometry, differential equations, electromagnetism, topology, and philosophy of maths.

submitted 11 hours ago • 0 comments

Jane Goodall, considered the world's foremost expert on chimpanzees, after 60 years' studying the social and family interactions of wild chimpanzees, talking yesterday at Storms La Palma 2025.

submitted 2 days ago • 0 comments

A gorgeous Hubble image of a small portion of the Rosette Nebula, a huge star-forming region spanning 100 light-years across and located 5,200 light-years away.

submitted 5 days ago • 0 comments

Today is April 24. #OTD in 1990, the Hubble Space Telescope was launched into space on board the Space Shuttle Discovery. This marked a major milestone in astronomy, as Hubble's ability to observe the universe from above Earth's atmosphere revolutionized the field.

submitted 5 days ago • 0 comments

A beautiful Hubble image of ESO 510-G13, an unusual edge-on galaxy, revealing remarkable details of its warped dusty disk.

submitted 6 days ago • 0 comments

Today is April 23. On this date in 1858 physicist Max Planck was born. He originated quantum theory, which won him the Nobel Prize for Physics in 1918.

submitted 6 days ago • 0 comments

A mid-infrared Webb image of the supernova remnant Cassiopeia A.

submitted 7 days ago • 0 comments

Today is April 22. On this date in 1724 philosopher Immanuel Kant was born. A central figure in modern philosophy. He synthesized early modern rationalism and empiricism, set the terms for much of 19th and 20th century philosophy, and continues to exercise a significant influence today.

submitted 7 days ago • 0 comments

In this fantastic Webb image, what appears to be a single galaxy is actually 2 galaxies separated by a large distance. The closer galaxy is at the center, while the more distant background galaxy appears to be wrapped around the closer galaxy, forming an Einstein ring.

submitted 8 days ago • 0 comments

Today is April 21. On this date in 2013 Shakuntala Devi, the "Human Computer," passed away. In 1977, at Southern Methodist University in Dallas, she extracted the 23rd root of a 201-digit number in 50 seconds!

submitted 8 days ago • 0 comments

An incredibly detailed mid-infrared image of the planetary nebula NGC 1514 by the James Webb Space Telescope.

submitted 9 days ago • 0 comments

Today is April 20. On this date in 1932 mathematician Giuseppe Peano passed away. A founder of mathematical logic & set theory, to which he contributed notation. The standard axiomatization of natural numbers is named Peano axioms in his honor. I was honored with the Peano Prize in 2003.

submitted 9 days ago • 0 comments

Located 89 million light-years away from Earth, NGC 7727 shown in this ESO image, is believed to be the result of a clash between two galaxies that occurred about one billion years ago.

submitted 10 days ago • 0 comments

Today is April 19. On this date in 1882 Charles Darwin passed away. His scientific theory of evolution by natural selection became the foundation of modern evolutionary studies.

submitted 10 days ago • 0 comments

A beautiful ESO image of Robert's Quartet -- a family of four very different galaxies, located at a distance of about 160 million light-years. Its members are NGC 87, NGC 88, NGC 89 and NGC 92.

submitted 13 days ago • 0 comments

Today is April 16. On this date in 1958 X-ray crystallographer Rosalind Franklin died. Her work was central to the understanding of the molecular structures of DNA, RNA, viruses, coal, and graphite.

submitted 13 days ago • 0 comments

A spectacular ESO image of the stellar nursery IC 2944. The image also shows a group of thick clouds of dust known as the Thackeray globules silhouetted against the pale pink glowing gas of the nebula.

submitted 15 days ago • 0 comments

Today is April 14. On this date in 1629 physicist Christiaan Huygens was born. He founded the wave theory of light, discovered the true shape of the rings of Saturn, and made original contributions to the science of dynamics—the study of the action of forces on bodies.

submitted 15 days ago • 0 comments

A map of part of a mouse brain, which is expected to be generalisable to people, could help scientists understand behaviours, consciousness and even what it means to be human

submitted 16 days ago • 0 comments

This gorgeous Hubble image displays the galaxies NGC 4302 — seen edge-on — and NGC 4298, both located about 55 million light-years away.

submitted 16 days ago • 0 comments

Today is April 13. On this date in 1901 philosopher Jacques Lacan was born. Referred to as “the French Freud,”an important figure in the history of psychoanalysis. His work explored the significance of Freud’s discovery of the unconscious in connection with a wide range of other disciplines.

submitted 16 days ago • 0 comments

DEM L 297 in this ESO image is a diffuse nebula in the Large Magellanic Cloud that glows due to stars embedded in it. Its "divided" appearance is due to the presence of obscuring dust lanes.

submitted 17 days ago • 0 comments

Today is April 12. On this date in 1961, Yuri Gagarin became the first human to orbit Earth, marking a significant moment in space exploration.

submitted 17 days ago • 0 comments

On WEDNESDAY, APRIL 16, at 6:30 PM Eastern Time, I'll be giving a talk at the Smithsonian Associates on: "The Language of Symmetry: Linking Theoretical Physics and the Everyday World" : smithsonianassociates.org/ticketing/pr...

submitted 18 days ago • 0 comments

A Webb Telescope image of Stephan's Quintet. The leftmost galaxy, NGC 7320 , resides 40 million light-years from Earth, while the other four galaxies (NGC 7317, NGC 7318A, NGC 7318B, and NGC 7319) are about 290 million light-years away.

submitted 18 days ago • 0 comments

Today is April 11. On this date in 1987 chemist and author Primo Levi died. Noted especially for his restrained and moving autobiographical account of and reflections on survival in the Nazi concentration camps.

submitted 18 days ago • 0 comments

This beautiful image by ESO shows a deep infrared view of the Orion Nebula.

submitted 19 days ago • 0 comments

Today is April 10. On this date in 1813 mathematical physicist Joseph-Louis Lagrange passed away. He made significant contributions to the fields of analysis, number theory, and both classical and celestial mechanics.

submitted 19 days ago • 0 comments

The interacting galaxy duo in this Hubble image is collectively called Arp 143. The pair contains the distorted, star-forming spiral galaxy NGC 2445, at right, along with its less flashy companion, NGC 2444, at left.

submitted 20 days ago • 0 comments

Today is April 9. On this date in 1626 philosopher Francis Bacon passed away. A key figure in the scientific revolution. Advocated empiricism and a systematic approach to knowledge acquisition, emphasizing observation, experimentation, and inductive reasoning.

submitted 20 days ago • 0 comments

This broad ESO image of the Carina Nebula, a region of massive star formation, was taken in infrared light.

submitted 21 days ago • 0 comments

Today is April 8. On this date in 2024 physicist Peter Higgs passed away. He was awarded the 2013 Nobel Prize for Physics for proposing the existence of the Higgs boson, a particle that carries a field that endows elementary particles with mass through its interactions with them.

submitted 21 days ago • 0 comments

On WEDNESDAY, APRIL 16, at 6:30PM Eastern Time, I will be giving a talk at the Smithsonian Associates, on: "The Language of Symmetry": smithsonianassociates.org/ticketing/pr...

submitted 22 days ago • 0 comments

A beautiful ESO image of the spiral galaxy NGC 1232, which is located about 60 million light-years away. Note also the companion distorted galaxy near the bottom left.

submitted 23 days ago • 0 comments

The star-forming region NGC 3603 - seen here in this Hubble image - contains one of the most impressive massive young star clusters in the Milky Way.

submitted 24 days ago • 0 comments

Today is April 5. On this date in 1827 surgeon Joseph Lister was born. The founder of antiseptic medicine and a pioneer in preventive medicine. While his method is no longer employed, his principle—that bacteria must never gain entry into an operation wound—remains the basis of surgery.

submitted 24 days ago • 0 comments

An ESO image in near-infrared of the central parts of our Galaxy, the Milky Way. By following the motions of the most central stars astronomers were able to determine the mass of the supermassive black hole that lurks there.

submitted 25 days ago • 0 comments

Today is April 4. On this date in 1617 mathematician John Napier passed away. Best known as the discoverer of logarithms. He also invented the so-called "Napier's bones" (a calculating device) and made common the use of the decimal point in arithmetic and mathematics.

submitted 25 days ago • 0 comments

This beautiful ESO image of the planetary nebula IC 4406 reveals shells not seen before. The dark dust structures in the nebula gave it the popular name the Retina Nebula.

submitted 26 days ago • 0 comments

Today is April 3. Happy Birthday to zoologist Jane Goodall, born on this date in 1934. Considered the world's foremost expert on chimpanzees, after 60 years' studying the social and family interactions of wild chimpanzees.

submitted 26 days ago • 0 comments

A Hubble image of the galaxy UGC 10214, also known as the Tadpole Galaxy, because of its long tidal tail. The galaxy is about 420 million light-years away.

submitted 29 days ago • 0 comments

Today is March 31. On this date in 1596 René Descartes was born. Widely considered a seminal figure in the emergence of modern philosophy and science. Mathematics was paramount to his inquiry. He connected the previously separate fields of geometry and algebra into analytic geometry.

submitted 29 days ago • 0 comments

A beautiful ESO image of the region known as NGC 2264 — an area that includes the Christmas Tree star cluster and the Cone Nebula.

submitted 31 days ago • 0 comments

Today is March 29. On this date in 1873 mathematician Tullio Levi-Civita was born. Known for his work in differential calculus and relativity theory. He also co-founded the absolute differential calculus (now known as tensor analysis).

submitted 31 days ago • 0 comments

NGC 4522 in this Hubble image is an example of a spiral galaxy that is currently being stripped of its gas. The galaxy is part of the Virgo galaxy cluster and its rapid motion within the cluster results in strong winds across the galaxy as the gas within is left behind.

submitted 32 days ago • 0 comments

This ESO image captures a glittering view of the stellar nursery called Sharpless 29. This region includes cosmic dust and gas clouds that reflect, absorb, and re-emit the light of hot young stars within the nebula.

submitted 33 days ago • 0 comments

Today is March 27. On this date in 1845 physicist Wilhelm Röntgen was born. He produced and detected the electromagnetic radiation known as X-rays. As a result of this discovery, he became the first recipient of the Nobel Prize in Physics in 1901.

submitted 33 days ago • 0 comments

This Hubble image features the striking spiral galaxy NGC 5530, located about 40 million light-years away. The bright spot near the center of NGC 5530 is actually a foreground star within our own Milky Way galaxy.

submitted 34 days ago • 0 comments

Today is March 26, National Science Appreciation Day. We celebrate the benefits of science and the role it plays in transforming quality of life, commemorating the 1953 announcement of the first successful clinical trials of the polio vaccine by Jonas Salk.

submitted 34 days ago • 0 comments