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- Real color photos from the 1910s and 1920s. These are not colorized.
- “The Grab” by Italian street artists Cosimo “Cheone” Caiffa and Mor Pavone in Nerviano, near Milan, Italy
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- This guy got people from around the world to teach him their favourite dance moves. Credit: Ed People
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Category Archives: Astrophysics
Why Are Craters Always Round?
[…] If you take a look at all the impact craters in our solar system, the vast majority are nice, neat circles. But why? Meteorites and asteroids strike planets and moons at all sorts of angles. Where are all the … Continue reading
How Does Light Actually Work?
[…] If you like this video, check out writer Geraint Lewis´ excellent book, co-written with Chris Ferrie: Where Did the Universe Come From? And Other Cosmic Questions: Our Universe, from the Quantum to the Cosmos https://www.amazon.com/Where-Universe… AND check out his … Continue reading
So, space isn’t a 4D Pringle… Maybe a donut?
pace might be infinite, it might wrap around, and it might even spit you out as your own mirror image. Now that we know the curvature of the Universe, let’s try to figure out it’s topology. This video is Part … Continue reading
Turns Out, Photon Rings May Allow Us To See Inside a Black Hole
[…] Hello and welcome! My name is Anton and in this video, we will talk about photon rings of black holes Links: https://iopscience.iop.org/article/10… https://arxiv.org/abs/2205.05064 Other videos: #blackhole #photonring #astrophysics […]
The Cosmic Illusion No One Talks About
[…] At about 9.6 billion light years, our intuition about angular diameter breaks down. Galaxies start getting larger the more distant they are. Let’s find out why. Nick Lucid – Host/Writer/Editor/Animator Natalie Wells – Researcher ______________________________ VIDEO ANNOTATIONS/CARDS The Speed … Continue reading
Most Extreme Black Hole Collision Ever Seen Produced Very Exotic Effects
[…] Hello and welcome! My name is Anton and in this video, we will talk about a very unusual black hole collision that produces some ridiculous relativistic effects Links: https://www.cardiff.ac.uk/news/view/2… https://www.nature.com/articles/s4158… https://arxiv.org/abs/2201.01302 http://research.physics.illinois.edu/… https://en.wikipedia.org/wiki/Lense%E… https://vijayvarma392.github.io/GW200… Additional videos: #blackhole #ligo #einstein … Continue reading
JWST Captures Square-Shaped Ripple Rings Around a Star | My Modern Met
By Madyson DeJausserand on September 23, 2022 Credit: NASA/ESA/CSA/Ryan Lau/JWST ERS Team/Judy Schmidt Even astronomers are surprised by the shape of this star’s ripples. “Nope, I don’t know what this is…” admitted citizen scientist Judy Schmidt when she shared … Continue reading
The fundamentals of space-time: Part 1 – Andrew Pontzen and Tom Whyntie
View full lesson: http://ed.ted.com/lessons/the-fundame… Space is where things happen. Time is when things happen. And sometimes, in order to really look at the universe, you need to take those two concepts and mash them together. In this first lesson of … Continue reading
An interstellar voyage explores the ‘paradox’ of twins separated by light years | Aeon Videos
Trek light years into deep space to explore time dilation and the ‘twin paradox’ at the centre of special relativity. Albert Einstein’s introduction of special relativity at the dawn of the 20th century left physicists with any number of peculiar … Continue reading
Something Happens to Earth Every 200 Million Years As It Travels Thru The Galactic Arms
Get a Wonderful Person Tee: https://teespring.com/stores/whatdamath More cool designs are on Amazon: https://amzn.to/3wDGy2i Alternatively, PayPal donations can be sent here: http://paypal.me/whatdamath Hello and welcome! My name is Anton and in this video, we will talk about a new discovery in … Continue reading
